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31results about How to "Increase the reproduction factor" patented technology

Strawberry layering seedling culture device and method

The invention belongs to the technical field of plant cultivation and seedling culture, and discloses a strawberry layering seedling culture device, which comprises seedling culture shelves, a parent seedling cultivation groove which is respectively arranged on the top end of each seedling culture shelf and seedling cultivation grooves which are respectively arranged at two sides of the seedling shelf and are arranged below the parent seedling cultivation groove; and the parent seedling cultivation groove and the seedling cultivation grooves are respectively connected with a water-fertilizer supplying system. The strawberry layering seedling culture device has a simple structure and is convenient to install. A corresponding seedling culture method is simple to operate, and the labor intensity is low; the parent seedling cultivation groove and the seedling cultivation grooves are away from the ground and are layered in a three-dimensional way, so the land utilization rate is high, the influence of soil-born insects and the soil environment can be avoided, the environment controllability is strong, convenience in production and operation can be realized, and the application prospect is wide; and in the seedling culture method, fertilizer application and water supply for the parent seedling and the seedling can be realized in a drip irrigation way, so the utilization efficiency of the water and the fertilizer for culturing the seedling can be improved, and in addition, regular and quantitative water and fertilizer supply can promote the growth of the parent seedling and the seedling, the seedling is strong and even, the breeding coefficient is high, and the modernized and industrialized seedling production can be realized.
Owner:BEIJING HUANONG AGRI ENG DESIGNING & CONSULTING +2

Method for improving yield of saponin in panax notoginseng tissue culture seedlings

The invention provides a method for improving the yield of saponin in panax notoginseng tissue culture seedlings by applying jasmonic acid methyl ester. The method comprises the following steps: establishing a fast breeding system of panax notoginseng tissue culture seedlings, applying jasmonic acid methyl ester to pseudo-ginseng tissue culture seedlings, cultivating pseudo-ginseng tissue culture seedlings and applying and spraying jasmonic acid methyl ester to the leaf surfaces of pseudo-ginseng tissue culture seedlings. The method is simple, convenient and easy to implement, can enable a great number of good pseudo-ginseng fast breeding seedlings to be formed in a short time, and has the advantages of high breeding speed and short period and the like; the externally applied jasmonic acid methyl ester can effectively improve the yield of total panax notoginseng saponins by 15 times within 5-10 days, and can improve the yield of main monomer ginsenoside by 2-5 times. According to the method for improving yield of saponin in panax notoginseng tissue culture seedlings, the yield of notoginsenoside can be effectively improved, the panax notoginseng tissue culture seedlings are bred by adopting a solid cultivation method, expensive fermentation equipment is not needed, the investment is reduced, the culture method is simple to operate, the breeding coefficient is high, the breeding speed is high, the contamination rate is low, seasonal limitation is avoided, the production cost of notoginsenoside is effectively reduced, and a practical guiding significance is provided for mass production of notoginsenoside.
Owner:KUNMING INST OF BOTANY - CHINESE ACAD OF SCI

Core branch scion two-surface grafting method of growth period stopped mulberry

The invention relates to a core branch scion two-surface grafting method of growth period stopped mulberry, wherein the core stopping strips during mulberry growing period are utilized for the grafting resource, the mated single bud bough double cutting suface grafting method is provided, the grafting technology can be applied into the long period of time after the end of grafting process by using winter strips as ingraftment. The method has the advantages of easy ingraftment acquisition, small amount of consumption, easiness in operation, high work efficiency and high survival rate.
Owner:重庆市万州区丝绸公司

Wild Camellia taliensis rapid propagation method

The invention discloses a wild Camellia taliensis rapid propagation method comprising the following steps: cultivation camellia sinensis stock preparation; wild camellia sinensis branch processing; grafting; post-grafting management; branch keeping; seedbed arrangement; shading shed erection; cutting wood processing; proper watering; regularly weeding and reasonably fertilizing; disease insect control; hardening seedling. The method collects small amount of wild Camellia taliensis branches, and inoculates the branches with cultivation camellia sinensis, thus obtaining a stable grafting survival rate; then the normal cutting technology is used for propagation, thus effectively improving wild Camellia taliensis breeding coefficient; the wild Camellia taliensis genetic constitution are reserved, and the wild Camellia taliensis serves as scion, thus realizing wild Camellia taliensis short period high efficiency rapid breeding purpose, and providing important reality meanings for rare and endangered wild Camellia taliensis propagation.
Owner:TEA INST YUNNAN ACADEMY OF AGRI SCI

A method for breed strawberry seedlings save labor

A method for breed strawberry seedlings save labor includes such steps as propagating, refrigerate, classifying, transplanting and activating seedlings. The invention improves the breeding coefficientof seedlings, promotes flower bud differentiation, and simultaneously improves the consistency of seedling quality and seedling age. This method is easy to operate, easy to master, repeatable, time-saving, labor-saving, easy to classify and centralized management, perfecting the shortcomings of conventional strawberry seedling.
Owner:JIANGSU ACADEMY OF AGRICULTURAL SCIENCES

Nontoxic fast ginger seedling growing method

The invention relates to the technical field of crop seedling growth and concretely relates to a nontoxic fast ginger seedling growing method. The method reduces ginger diseases, solves the problem of a lot of insect diseases caused by ginger continuous cropping, comprises ginger pregermination, seedling production, rooting culture and young seedling training, shortens ginger seedling growing time, reduces a ginger growth period and saves soil. The method selects a medium for callus and cluster bud formation and rooting culture, has inductivity of 95%, a bud differentiation rate of 89% and a rooting rate of 86% and improves a breeding coefficient.
Owner:张琴芳

Tissue culture method of morus mongolica seedlings

The invention provides a tissue culture method of morus mongolica seedlings. The method comprises the following steps of taking morus mongolica dormant buds as explant materials and MS as a basic culture medium and adding 6-BA, 2,4-D, IBA, GA3, PVP-40 and other substances with different concentrations into the culture medium; sequentially carrying out subculture, proliferation culture and rootingculture on the morus mongolica explants to obtain complete plants. By adopting the method, a large number of regenerated morus mongolica seedlings can be obtained, and the problems of variation and slow growth caused by seed propagation and spread of plant diseases and insect pests resulted from a cutting mode are solved. The method can obviously increase the morus mongolica breeding coefficient and shorten the breeding cycle. According to the method, proliferation is carried out at the speed rate of 9.3 times in the proliferation period, and the rooting rate is 100%.
Owner:INNER MONGOLIA HESHENG ECOLOGICAL SILVICULTURE CO LTD +1

Phalaenopsis sterile root propagation method

The invention provides a phalaenopsis sterile root propagation method, belongs to the technical field of seedlings of plant cultivation, and particularly relates to a method for cultivating seedlings of red phalaenopsis flower which is prepared by proliferating cluster buds induced by phalaenopsis sterile roots. According to the invention, plants of excellent pest-free phalaenopsis are selected; flower peduncle axillary bud stems in length of 2 cm are cut off from the robust mother plants to be used as an explant material; after being subjected to one month of material primary generation induction cultivation, grown-out axillary buds of the explant material are cut off and subjected to 40-day rooting cultivation; roots are cut off from the axillary buds, and are inoculated to a cluster bud induction culture medium; a plurality of buds can be grown out from the cutting points after 20 days, the cultivation is continued, and a large number of cluster buds can be grown out; the cluster buds can be cut off for rooting cultivation after being grown up, and a large number of cluster buds can be obtained again by continuously cultivating the sterile roots. The method has the advantages that a large number of bluster buds can be obtained by proliferation of the cluster buds from induced sterile roots to realize propagation of the phalaenopsis, so that the industrialized production of the phalaenopsis is realized; by the adoption of the method provided by the invention, the breeding coefficient is greatly improved, the breeding period is shortened, and the survival rate can reach more than 90%.
Owner:INNER MONGOLIA AGRICULTURAL UNIVERSITY

Efficient tilia miqueliana strain culture method

The invention discloses an efficient tilia miqueliana strain culture method which comprises the following steps: cutting stem segments with axillary buds as explants, sterilizing surfaces, inoculatinginto a primary culture medium, and performing culture; cutting the axillary buds, inoculating into a proliferation medium, and inducing adventitious buds from the axillary buds; separating the adventitious buds into single buds, and inoculating into an elongation culture medium; moving the elongated adventitious buds outside a tissue culture chamber, and strengthening seedlings under a natural light condition; washing the elongated buds after seedling strengthening, cutting into appropriate micro cut segments, and performing rooting pretreatment; and performing planting fixation on morphological lower ends of the segments treated with rooting promotion liquid into a nutrient medium, and performing grown seedling culture on tilia miqueliana plants in a greenhouse. By adopting the method, the reproductive process, the rooting process and the strengthening process of tilia miqueliana elongated seedlings are combined, so that the proliferation coefficient of the tilia miqueliana is increased, the survival rate of tissue culture seedlings is increased, the seed seedling proliferation process is accelerated, and the industrial seedling culture of the tilia miqueliana is facilitated.
Owner:HEFEI INSTITUTES OF PHYSICAL SCIENCE - CHINESE ACAD OF SCI

Hongjiang orange seedling summer grafting cultivation method

The invention belongs to the technical field of grafting and particularly discloses a Hongjiang orange seedling summer grafting cultivation method. A Hongjiang orange scion and a stock are grafted indoors and moved to a prearranged greenhouse to be planted, the greenhouse is sequentially covered with an insect-proof net, a waterproof thin film and a sunshade net from inside to outside, a transplanted grafted seedling is watered with sufficient rooting water, and then fertilizer and water management and disease, pest and weed management are conducted. A rise grafting method is adopted, in other words, the qualified and healthy stock is selected for seedling grafting in a laboratory, meanwhile, the facility greenhouse is utilized, the waterproof, sun protection, windproof and moisturizing purposes are achieved, and the survival rate of the seedling is guaranteed. According to the technology, a branch fully growing in a parent material orchard in summer is fully used as the scion, and the propagation coefficient of the seedling is increased.
Owner:湛江市农业科学研究院

High-efficiency propagation method of hibiseu manihot plant

The invention discloses a high-efficiency propagation method of a hibiseu manihot plant. The method comprises the following steps: collecting mature and full seeds of hibiseu manihot as an initial material, and performing the surface disinfection; inoculating the disinfected seeds into a germination culture medium, performing the lighting culture, and obtaining aseptic seedlings; under aseptic condition, cutting stems of the aseptic seedlings of the hibiseu manihot, inoculating into an adventitious bud induction culture medium, inducing adventitious buds at incisions on two ends of the stem after lighting culture; transferring the stems with the adventitious buds into an elongation culture medium, and performing the elongation culture of the adventitious buds; and when a full leaf of the adventitious bud grows, transferring the adventitious buds into a rooting culture medium, performing the rooting culture, and after the lighting culture, acquiring test-tube seedlings of the hibiseu manihot with strong root system. By adopting the method, the propagation of the seedlings of the hibiseu manihot does not need the seed seedling growth, so that the time limit of the hibiseu maniht seedling is solved, the seedling propagation coefficient is increased, and a foundation is set for the large-scale propagation and variety improvement research of the later excellent plants of the hibiseumanihot.
Owner:河南芙罗拉农业科技有限公司

Original-habitat-undamaged fast-growing propagation method for paris-polyphylla-var-chinensis child rhizome seedlings

The invention relates to the technical field of paris-polyphylla-var-chinensis seedling propagation, in particular to an original-habitat-undamaged fast-growing propagation method for paris-polyphylla-var-chinensis child rhizome seedlings. The method includes the steps that (1) healthy and pest-disease-damage-free paris-polyphylla-var-chinensis plants planted for more than 4 years old are selected; (2) rhizome terminal buds and all aboveground parts are cut off; (3) rhizomes remaining in soil or rhizome sections exposed on the ground are cut; (4) the incisions are sterilized and aired; (5) the paris-polyphylla-var-chinensis rhizomes with the incisions are dipped with a GGR amino acid solution, a boric fertilizer aqueous solution is sprayed at the same time, and the obtained rhizomes are aired and covered with humus; (6) the paris-polyphylla-var-chinensis rhizomes covered with the humus are subjected to field management; (7) in the second autumn, multiple strong child rhizome seedlings grow on the paris-polyphylla-var-chinensis parent rhizomes; (8) the child rhizome seedlings are picked; (9) the child rhizome seedlings are sterilized, aired and transplanted; (10) harvesting is conducted after four-year planting. According to the original-habitat-undamaged fast-growing propagation method, seedling emerging is rapid, the survival rate is high, the problem that seedlings of paris-polyphylla-var-chinensis are difficult to obtain during large-scale planting is solved, and the important production value and the important application value are achieved.
Owner:SICHUAN ACAD OF CHINESE MEDICINE SCI

Simple strawberry detoxification seedling propagation method

The invention belongs to the technical field of garden strawberry seedling propagation, and discloses a simple strawberry detoxification seedling propagation method. The method comprises the steps of 1, obtaining detoxification raw seedlings; 2, preparing a nursery garden; 3, performing repotting and transplanting; 4, promoting raw seedling stolon producing; 5, performing seedling arranging and fixing and the like. According to the simple strawberry detoxification seedling propagation method, the variety safety is effectively improved. The method is simple and convenient to implement, easy to master, high in repeatability and capable of breaking through a routine laboratory biology propagation technology, lowering labor force, reducing the material cost, and avoiding risk caused by open field breeding plant diseases and insect pests.
Owner:JIANGSU ACAD OF AGRI SCI

Tissue culture regeneration method of Denmark hibiscus

ActiveCN112931217AIncrease the reproduction factorAvoid rooting of tissue culture seedlings in bottlesHorticulture methodsPlant tissue cultureBiotechnologyAxillary bud
The invention discloses a tissue culture regeneration method of Denmark hibiscus, and relates to the technical field of the Denmark hibiscus. The tissue culture regeneration method comprises the following steps of taking a current-year tender stem segment with axillary buds of an excellent strain of the Denmark hibiscus as an explant, carrying out surface disinfection, then carrying out adventitious bud induction and multiplication culture, and when adventitious buds extend to 2-3cm and have 2-4 complete leaves, carrying out in-bottle or out-bottle adventitious root induction to finally obtain a complete Denmark hibiscus regenerated plant. The tissue culture regeneration method disclosed by the invention has the beneficial effects that the tissue culture regeneration method is of great significance to large-scale propagation and variety improvement research of the excellent strain of the Denmark hibiscus.
Owner:HEFEI INSTITUTES OF PHYSICAL SCIENCE - CHINESE ACAD OF SCI

Method for culturing strawberry virus-free seedlings through tissue culture technology

ActiveCN105941158ASimple recipeTissue culture process is simplePlant tissue cultureHorticulture methodsFragariaAlcohol
The invention discloses a method for culturing strawberry virus-free seedlings through a tissue culture technology. The method includes the steps of firstly, selecting and sterilizing an explant, wherein unopened buds of a strawberry plant are collected, after the buds are sterilized and processed with alcohol and corrosive sublimate, anther is taken out, and the explant is obtained; secondly, inducing cluster buds, wherein the explant obtained in the first step is inoculated in a culture medium M1 to be cultured in the dark for 8-10 days and then cultured in light for 80-90 days till the cluster buds are produced, and the bud height of the cluster buds is not smaller than 2 cm; thirdly, transferring the cluster buds for culture, wherein the cluster buds obtained in the second step are transferred into a culture medium M2 to be cultured for 15-25 days till the cluster buds grow to strawberry seedlings which are 3-5 cm high, and then the strawberry seedlings are transferred into a culture medium M3 to be subjected to rooting culture to obtain the strawberry virus-free seedlings. The applied culture media are simple in formula, the tissue culture process is simple, the virus-free rate reaches 100%, the reproduction coefficient is high, the transplanting survival rate is high, seedlings are neat, later unified transplanting and planting management is convenient, and industrial production can be achieved.
Owner:四川源乡贝瑞农业发展有限公司

A method for improving saponin production of Panax notoginseng tissue culture seedlings

The invention provides a method for improving the yield of saponin in panax notoginseng tissue culture seedlings by applying jasmonic acid methyl ester. The method comprises the following steps: establishing a fast breeding system of panax notoginseng tissue culture seedlings, applying jasmonic acid methyl ester to pseudo-ginseng tissue culture seedlings, cultivating pseudo-ginseng tissue culture seedlings and applying and spraying jasmonic acid methyl ester to the leaf surfaces of pseudo-ginseng tissue culture seedlings. The method is simple, convenient and easy to implement, can enable a great number of good pseudo-ginseng fast breeding seedlings to be formed in a short time, and has the advantages of high breeding speed and short period and the like; the externally applied jasmonic acid methyl ester can effectively improve the yield of total panax notoginseng saponins by 15 times within 5-10 days, and can improve the yield of main monomer ginsenoside by 2-5 times. According to the method for improving yield of saponin in panax notoginseng tissue culture seedlings, the yield of notoginsenoside can be effectively improved, the panax notoginseng tissue culture seedlings are bred by adopting a solid cultivation method, expensive fermentation equipment is not needed, the investment is reduced, the culture method is simple to operate, the breeding coefficient is high, the breeding speed is high, the contamination rate is low, seasonal limitation is avoided, the production cost of notoginsenoside is effectively reduced, and a practical guiding significance is provided for mass production of notoginsenoside.
Owner:KUNMING INST OF BOTANY - CHINESE ACAD OF SCI

A kind of method for efficient breeding of goldenflower sunflower plants

The invention discloses a high-efficiency breeding method for sunflower plants. The mature and plump sunflower seeds are taken as initial materials, and the surface is sterilized; the sterilized seeds are inoculated into a germination medium, and cultivated under light to obtain aseptic seedlings ; Under aseptic conditions, the stem section of the aseptic seedling of goldenflower anemone is cut into sections, and inoculated in the adventitious bud induction medium. After light cultivation, adventitious bud clusters are induced at the incisions at both ends of the stem section; The stem section was transferred to the elongation medium for the elongation culture of adventitious buds; when the adventitious buds grew to complete leaves, they were transferred to the rooting medium for rooting culture, and after light culture, a test tube of goldenflower sunflower with strong root system was obtained Seedling. The breeding of sunflower seedlings can be carried out without the need for seedling breeding, thereby eliminating the time limit for raising sunflower seedlings, improving the seedling breeding coefficient, and laying the foundation for the large-scale breeding and variety improvement research of good golden sunflower lines in the later period. Base.
Owner:河南芙罗拉农业科技有限公司

Method for Propagation of Phalaenopsis Mycorrhizae

The invention provides a phalaenopsis sterile root propagation method, belongs to the technical field of seedlings of plant cultivation, and particularly relates to a method for cultivating seedlings of red phalaenopsis flower which is prepared by proliferating cluster buds induced by phalaenopsis sterile roots. According to the invention, plants of excellent pest-free phalaenopsis are selected; flower peduncle axillary bud stems in length of 2 cm are cut off from the robust mother plants to be used as an explant material; after being subjected to one month of material primary generation induction cultivation, grown-out axillary buds of the explant material are cut off and subjected to 40-day rooting cultivation; roots are cut off from the axillary buds, and are inoculated to a cluster bud induction culture medium; a plurality of buds can be grown out from the cutting points after 20 days, the cultivation is continued, and a large number of cluster buds can be grown out; the cluster buds can be cut off for rooting cultivation after being grown up, and a large number of cluster buds can be obtained again by continuously cultivating the sterile roots. The method has the advantages that a large number of bluster buds can be obtained by proliferation of the cluster buds from induced sterile roots to realize propagation of the phalaenopsis, so that the industrialized production of the phalaenopsis is realized; by the adoption of the method provided by the invention, the breeding coefficient is greatly improved, the breeding period is shortened, and the survival rate can reach more than 90%.
Owner:INNER MONGOLIA AGRICULTURAL UNIVERSITY

Hydroponic breeding method of konjac minitype seed-tubers

The invention discloses a hydroponic breeding method of konjac minitype seed-tubers, and belongs to the technical field of agricultural breeding and propagation. The method is characterized in that petioles and basilar tumor-like callus tissue of non-rooted konjac tissue culture seedlings with a height of 4-5 cm are separated by using a knife, the tissue culture seedlings are washed with water, and then the base of the tissue culture seedlings is covered with a sponge; the tissue culture seedlings are implanted into a hole tray for indoor hydroponics by using tap water, and the tissue cultureseedlings are sprayed with a nutrient solution with a mass ratio of N to P to K to Ca to Mg being 23:1:21:4:1 and a total concentration of 225 mg / L every 7 days after growing for 7 days, wherein the nighttime indoor temperature is 10-15 DEG C, the daytime temperature is 20-25 DEG C, and the light is scattered light; and hydroponics is no longer carried out after 3 months of hydroponics, and the plants are allowed to do sprout tumble naturally, so as to harvest ripe konjac minitype seed-tubers. According to the method, konjac minitype seed-tubers with an average weight of 1.5 grams can be bredin three months, so that breeding cycle of konjac high-quality seed-tubers is greatly shortened, production cost is low, and survival rate or seed-tuber set rate reaches 85%-90%.
Owner:吴鹃

A kind of rapid cultivation method of large seedlings of ginseng

The invention discloses a rapid cultivation method for large ginseng seedlings. The specific steps are as follows: (1) selecting ginseng and cultivating strong seedlings; (2) cutting and dividing the large seedlings cultivated by ginseng into multi-sections to cultivate root segments of seedlings; (3) ) Pretreatment of the roots of the cultivated seedlings: after soaking with the first bactericide and cytokinin successively, dry them for use; In the pool, the sprouts germinate to form the root section of the germination; (5) the root section of the germination process: soak with the rooting powder after soaking with the second bactericide, and dry it for later use; (7) set up sunshade nets; (8) management after seedling raising: regularly water the culture medium, spray insecticides regularly, and transplant after cultivating to firm beads and ginseng big seedlings , in order to achieve the purpose of shortening the growth period of Ginseng ginseng on the basis of ensuring a high breeding coefficient.
Owner:重庆锦雲医药研究院有限公司 +1

Chinese scholartree hard branch cutting breeding method

InactiveCN109463148AShorten the lengthSimplify the breeding procedure stepsCultivating equipmentsVegetative propogationForest industryWax
The invention discloses a Chinese scholartree hard branch cutting breeding method, and relates to the technical field of vegetative breeding in the forestry science. The method comprises the steps of1) establishing a cutting orchard, collecting scions in the spring, hiding in sand, in the middle of April, cutting to 6-8 cm, sealing two ends with waxes, using Chinese scholartree seedlings as rootstocks, and building a happy cutting orchard; 2) collecting and processing, bundling after branch cutting, controlling the length of the cuttings to be 8-9 cm, soaking the cuttings in NAA 300*10 6 mg / L + ABT1 200*10 6 mg / L of a solution, and soaking for 12h; 3) setting up a germination pool, and spreading river sand on the bottom of the germination pool; 4) germinating, putting the cuttings vertically into the germination pool, filling the surrounding and the upper portion of the river with sand, sprinkling water, covering a ground film, and setting a circumference fence; 5) after germination for 40 days, excavating the cuttings, and rinsing to be clean; 6) conducting field planting, ditching according to the row spacing of 30 cm*20 cm, and planting the cuttings of 5) in the ditches ina slightly inclined manner, wherein the upper end is exposed to the position 2 cm above the ground, the water is poured through, watering is conducted each 3-5d, pouring is conducted three times in arow, and the normal management is entered. The method has simple management and has the advantages of improving the breeding coefficient of the Chinese scholartree and the cutting survival rate and reducing the cost.
Owner:SHANDONG FOREST GERMPLASM RESOURCES CENT

Rapid propagation method of purple stem tissue culture

The invention provides a tissue-culture rapid-breeding method for stewartia sinensis. The tissue-culture rapid-breeding method for the stewartia sinensis comprises the steps of explant selection and disinfection, cluster bud induction, cluster bud proliferation, rooting culture, strong seedling culture and seedbed culture. Compared with the traditional seedling culture method of the stewartia sinensis, the tissue-culture rapid-breeding method for the stewartia sinensis has the following advantages: the method is not limited by the number and the germination rate of of stewartia sinensis seeds; annual young shoots of the stewartia sinens are subjected to tissue culture to obtain stewartia sinensis seedlings, and the stewartia sinensis seedlings are transplanted into seedbeds to be continuously cultured, thereby obtaining stewartia sinensis transplanted seedlings; the tissue-culture rapid-breeding method for the stewartia sinensis can effectively improve the breeding coefficient and retains the excellent hereditary character of the stewartia sinensis, the rate of survival of seedlings is as high as 95%, the rate of survival of field transplated seedlings is as high as 80%, and large-scale production and field large-area forestation growth of stewartia sinensis nursery stocks can be achieved; and the invention provides technical supports for effective protection of the stewartia sinensis which is the rare and endangered plant.
Owner:陈思

Aquaculture seed reproduction method for micro seed tubers of konjac

The invention discloses an aquaculture seed reproduction method for micro seed tubers of konjac, belonging to the technical field of agriculture breeding and propagation. The aquaculture seed reproduction method comprises the steps of segmenting nodular calluses of a petiole and a base thereof of a konjac tissue culture seedling by using a knife, wherein the konjac tissue culture seedling grows until reaching the height of 4-5cm and does not root; washing the tissue culture seedling with water and wrapping the basal of the tissue culture seedling with sponge, planting in a hole plug and carrying out water-planting indoors by using tap water, spraying a nutrient solution once every 7 days after the tissue culture seedling grows for 7 days, wherein the mass ratio of N to P to K to Ca to Mg in the nutrient solution is 23:1:21:4:1, the total concentration of the nutrient solution is 225mg / L, the indoor temperature at night is 10-15 DEG C, the indoor temperature in the daylight is 20-25 DEG C, and the illumination is scattered light; carrying out water-planting for 3 months and then stopping water-planting to ensure that plants naturally suffers from sprout tumble, namely, the mature micro seed tubers can be harvested. According to the method, the micro seed tubers with the weight of 1.5g on average of the konjac can be bred, thus the propagation period of excellent seed tubers of the konjac is greatly shortened, the production cost is low, and the survival rate and the tuber yield reach 85-90 percent.
Owner:云南省农业科学院生物技术与种质资源研究所 +2

A fast-growing and breeding method of Huazhonglouzi rhizome seedlings without destroying the original environment

The invention relates to the technical field of huazhonglou seedling propagation, in particular to a method for fast-growing rhizome seedlings of huazhonglouzi without destroying the original environment. The method of the present invention includes: (1) selecting and planting more than 4 years of healthy and pest-free Huachonglou plants; (2) cutting off the rhizome terminal buds and all the above-ground parts; (3) removing the rhizomes left in the soil or the bare ground Cut the cut surface of the rhizome; (4) Disinfect the cut and dry it; (5) Dip the root of the Huazhonglou rhizome with the cut with GGR amino acid solution, spray boron fertilizer aqueous solution at the same time, dry it, and cover it with humus ; (6) Field management of the rhizomes of Huachonglou covered with humus soil; (7) In the autumn of the second year, many strong seedlings of sub-rhizomes have grown on the mother rhizomes of Huachonglou; (8) Picking (9) Disinfect the seedlings of the sub-rhizome, dry and then transplant; (10) Harvest after four years of cultivation. The invention has fast seedling emergence and high survival rate, solves the problem that seedlings are not easy to obtain in the large-scale planting of Huazhonglou, and has important production value and application value.
Owner:SICHUAN ACAD OF CHINESE MEDICINE SCI

A method for efficient breeding of Nanjing Tilia strains

The invention discloses an efficient tilia miqueliana strain culture method which comprises the following steps: cutting stem segments with axillary buds as explants, sterilizing surfaces, inoculatinginto a primary culture medium, and performing culture; cutting the axillary buds, inoculating into a proliferation medium, and inducing adventitious buds from the axillary buds; separating the adventitious buds into single buds, and inoculating into an elongation culture medium; moving the elongated adventitious buds outside a tissue culture chamber, and strengthening seedlings under a natural light condition; washing the elongated buds after seedling strengthening, cutting into appropriate micro cut segments, and performing rooting pretreatment; and performing planting fixation on morphological lower ends of the segments treated with rooting promotion liquid into a nutrient medium, and performing grown seedling culture on tilia miqueliana plants in a greenhouse. By adopting the method, the reproductive process, the rooting process and the strengthening process of tilia miqueliana elongated seedlings are combined, so that the proliferation coefficient of the tilia miqueliana is increased, the survival rate of tissue culture seedlings is increased, the seed seedling proliferation process is accelerated, and the industrial seedling culture of the tilia miqueliana is facilitated.
Owner:HEFEI INSTITUTES OF PHYSICAL SCIENCE - CHINESE ACAD OF SCI

Efficient breeding method and device for small virus-free potato seed tubers

The invention discloses an efficient breeding method of small virus-free potato seed tubers. The method comprises the following steps: putting the virus-free potato seed tubers in a disinfected dark refrigeration house, then accelerating germination in the refrigeration house, after the virus-free potato seed tubers germinate, controlling the temperature in the refrigeration house at 16-22 DEG C in the daytime, controlling the temperature in the refrigeration house at 10-13 DEG C at night so as to promote the growth of stolons and the formation and expansion of tubers, and spraying a nutrient solution to the virus-free potato seed tubers at intervals until small potato seed tubers capable of being harvested are formed. The breeding coefficient reaches 120 times or above, the breeding method has the advantages of being environmentally friendly, low in cost, easy to operate and convenient to implement and takes effect quickly, products are free of toxicity and residues, and large-scale production of the small virus-free potato seed tubers is realized.
Owner:GUANGXI ZHUANG AUTONOMOUS REGION ACAD OF AGRI SCI

Core branch scion two-surface grafting method of growth period stopped mulberry

The invention relates to a core branch scion two-surface grafting method of growth period stopped mulberry, wherein the core stopping strips during mulberry growing period are utilized for the grafting resource, the mated single bud bough double cutting suface grafting method is provided, the grafting technology can be applied into the long period of time after the end of grafting process by using winter strips as ingraftment. The method has the advantages of easy ingraftment acquisition, small amount of consumption, easiness in operation, high work efficiency and high survival rate.
Owner:重庆市万州区丝绸公司

A method for cultivating virus-free strawberry seedlings using tissue culture technology

ActiveCN105941158BSimple recipeTissue culture process is simplePlant tissue cultureHorticulture methodsVirus free
The invention discloses a method for culturing strawberry virus-free seedlings through a tissue culture technology. The method includes the steps of firstly, selecting and sterilizing an explant, wherein unopened buds of a strawberry plant are collected, after the buds are sterilized and processed with alcohol and corrosive sublimate, anther is taken out, and the explant is obtained; secondly, inducing cluster buds, wherein the explant obtained in the first step is inoculated in a culture medium M1 to be cultured in the dark for 8-10 days and then cultured in light for 80-90 days till the cluster buds are produced, and the bud height of the cluster buds is not smaller than 2 cm; thirdly, transferring the cluster buds for culture, wherein the cluster buds obtained in the second step are transferred into a culture medium M2 to be cultured for 15-25 days till the cluster buds grow to strawberry seedlings which are 3-5 cm high, and then the strawberry seedlings are transferred into a culture medium M3 to be subjected to rooting culture to obtain the strawberry virus-free seedlings. The applied culture media are simple in formula, the tissue culture process is simple, the virus-free rate reaches 100%, the reproduction coefficient is high, the transplanting survival rate is high, seedlings are neat, later unified transplanting and planting management is convenient, and industrial production can be achieved.
Owner:四川源乡贝瑞农业发展有限公司
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