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49results about How to "The plants are growing well" patented technology

Hybrid pansy seed production method

A hybrid pansy seed production method is carried out by the steps of seeding, seedling growing, field planting, field management, pollination, picking, post-picking processing and the like. Compared with the prior art, the hybrid pansy seed production method has the advantages of high seed yield, good seed quality, virus infection resistance and the like.
Owner:DALIAN HAODI AGRI

Antagonistic bacteria preventing and removing continuous cropping cucumber rhizoctonia rot and microbial organic fertilizer thereof

The invention relates to antagonistic bacteria preventing and removing continuous cropping cucumber rhizoctonia rot and a microbial organic fertilizer produced thereby, which belong to the technologies of agricultural intensified production. The antagonistic bacteria NJN43 with the significant antagonistic effect for original fungi of the cucumber rhizoctonia rot is obtained by separation, the antagonistic bacteria and an organic compost are mixed for preparing the microbial organic fertilizer, the fertilizer contains more than 1 multiplied by 10<8> / g of antagonistic microbes, the content of total nitrogen is 4-5% (more than 90% is organic nitrogen), the total content of nutrients of nitrogen, phosphorus and potassium is 6-10% and the content of organic matters is 30-35%. Tests show that the microbial organic fertilizer can lead the antagonistic bacteria to be rapidly propagated after being applied into the soil and form heterotic groups in the soil, and the biological rate for preventing and treating the rhizoctonia rot in the continuous cropping soil with the serious cucumber rhizoctonia rot can be more than 70%. The long-term application of the microbial organic fertilizer in the soil without the formation of continuous cropping obstacles can prevent the occurrence of the rhizoctonia rot of continuous cropping crops to a great extent.
Owner:NANJING AGRICULTURAL UNIVERSITY

Tissue culture method for fast propagation of fragrant shaddock

InactiveCN1373993AWell-developed root system of tissue culture seedlingsWell-developed root systemPlant tissue cultureHorticulture methodsGreen citySeedling
The present invention is one kind of tissue culture and fast propagation technology for fragrant shaddock. By means of material screening, culture medium component improvement, hormone regulation andother technological means, tissue culture rate of 1000 to 10000 times each year is reached. The present invention makes it possible to provide large amount of fragrant shaddock seedlings in high quality in greening city.
Owner:FUDAN UNIV

Cultivation method for jasmine flowers

The invention discloses a cultivation method for jasmine flowers and relates to the technical field of cultivation of the jasmine flowers. The cultivation method comprises the following steps: firstly, selecting a seed tree and cutting wood; secondly, pretreating the cutting wood; thirdly, cultivating the cutting wood; fourthly, selecting and preparing land; fifthly, transplanting and carrying out filed planting; sixthly, carrying out field management; seventhly, harvesting. The cultivation method disclosed by the invention has the advantages that cottage seedlings quickly root and have fewer diseases and pests; plants grow luxuriantly; obtained flowers having high yield, strong aroma and attractive appearance.
Owner:HEFEI SHENWO HORTICULTURE CO LTD

A kind of hybridization seed production method of dianthus

A hybrid seed production method of Dianthus chinensis, in which the female parent adopts a combination of tissue culture and cuttings, and the male parent seedlings are directly sown, and after steps such as planting, field management, pollination, etc., the seeds are finally harvested. The invention has the advantages of high seed production yield, good seed quality, less virus infection, high production efficiency and the like.
Owner:DALIAN HAODI AGRI

Division propagation method for large-leaved gentian

The invention discloses a division propagation method for large-leaved gentian. The division propagation method for the large-leaved gentian comprises the following steps of plant screening: selecting large-leaved gentian plants with branches and good growth vigor as female parents, shrugging off root soil, and cutting off diseased and rot roots; plant separation; separating upper parts of the plant roots, and slitting the plants growing thick by using a sharp knife along the rhizome growth direction; sterilization treatment: dipping notches with lime powder to perform the sterilization treatment, and then, spreading for drying for 1-2 days in the sun in a ventilate place; seedbed arrangement: forming pot bottom-shaped holes in a ploughed furrow; buried hole planting: putting a treated plant in each hole, enabling part of rootlets to be dispersed in each hole, filling up with fine soil, and compacting and watering with root living water. By using the division propagation method for the large-leaved gentian, the division survival rate of the large-leaved gentian can reach more than 90 percent, the growth vigor of the plants is good, and the plants cannot be infected by germs. The method has the characteristics that the seedling period of the large-leaved gentian is shortened, the operation is easy and the production cost is reduced.
Owner:成都华生现代生物科技有限公司

Method for improving hybrid seed production efficiency and increasing yield of hot pepper

The invention provides a method for improving the hybrid seed production efficiency and increasing the yield of hot pepper. The method comprises the following steps: adjusting the sowing time, reasonably performing dense planting in a facility, adjusting plants, collecting pollen, emasculating and pollinating, performing plant management after pollination, harvesting seeds and the like. Through covering with nylon gauze in the facility for isolated breeding, the purities of parents are guaranteed to meet original seed requirements; through adjustment of the sowing time, the most suitable climatic condition is provided for flower synchronization of the male and female parents and the pollination; through reasonable dense planting in the facility, a suitable microclimate environment can be created for hot pepper seed production, and the planting density and the planting ratio of the male and female parents are determined according to the parental plant height and pollen collecting requirements; through improvement on a method for collecting pollen of the male parents, the pollen amount and the pollen quality are guaranteed; emasculation, pollination and labeling are completed in onetime, so that repeated pollination is not needed, the labor is reduced, and the seed production efficiency is improved; through plant management after the pollination, the seed setting rate is also improved; the problems that in the prior art, the efficiency is low, the yield is not high and the purity is unstable in the hybrid seed production process of the hot pepper are solved.
Owner:JIANGSU COASTAL AREA AGRI SCI RES INST

Reusable transgenic arabidopsis water culture device and water culture method thereof

The invention discloses a reusable transgenic arabidopsis water culture device and a water culture method thereof and belongs to the technical field of water culture of transgenic arabidopsis screened homozygous lines. The device comprises an open container with the trapezoidal longitudinal section, a supporting panel and a preservative film cover. The supporting panel is formed by sewing a black KT plate and a stainless steel net together through a nylon fish wire, small holes are formed in the middle of the black KT plate, and the holes are filled with sterile vermiculite. The opening portion of the container is sealed by the preservative film cover. Transgenic arabidopsis which has certain resistance and meets the Mendelian inheritance rule is screened out, taken out with a disinfected small spoon, transferred to the vermiculite in the small holes of the black KT plate and sealed by the preservative film for water culture. The device can be reused after being manufactured at a time, and is simple in structure and convenient to operate. Through simple nutrient solution water level control, transgenic arabidopsis transplanted seedlings are high in survival rate, rapid in pot adaptation and early in maturation, and meanwhile the problems that during transgenic arabidopsis water culture, lodging, algae growing and bacterium growing are likely to happen are solved.
Owner:WUHAN UNIV

Chaenomeles speciosa tree-like cultivating method

The invention discloses a Chaenomeles speciosa tree-like cultivating method and belongs to the technical field of biology. By the Chaenomeles speciosa tree-like cultivating method, the Chaenomeles speciose is grafted to Fructus of Chaenomeles sinensis as stock so as to promote trees to grow and control root shoots. The Chaenomeles speciosa tree-like cultivating method is reasonable in design, the Chaenomeles speciose is grafted to Fructus of Chaenomeles sinensis as stock so as to promote trees to grow and control root shoots, an orchard growing the Chaenomeles speciose can be created, the trees vigorously grow, the root shoots can be controlled, nutritional level of the trees is increased, management cost is reduced, and high-efficiency and high-yield cultivation of the Chaenomeles speciose is promoted.
Owner:RES INST OF SUBTROPICAL FORESTRY CHINESE ACAD OF FORESTRY

Culture medium box set and method for in-vitro rapid propagation of scaevola taccada

The invention discloses a culture medium box set and method for in-vitro rapid propagation of scaevola taccada. The culture medium box set for in-vitro rapid propagation of scaevola taccada comprisesa scaevola taccada cluster bud induction culture medium, a somatic embryo and adventitious bud induction culture medium, a somatic embryo and adventitious bud proliferation and elongation culture medium, a scaevola taccada rooting induction culture medium and river sand used as a scaevola taccada tissue culture seedling transplanting medium. Moreover, an efficient scaevola taccada tissue culture seedling rapid propagation technology system utilizing the box set is also built. A basis is provided for protecting, developing and utilizing scaevola taccada resources, and a blank of scaevola taccada in the aspect of the tissue culture rapid propagation technology is filled in.
Owner:SOUTH CHINA BOTANICAL GARDEN CHINESE ACADEMY OF SCI

Cultivation method of tree-like winter jasmine

ActiveCN104641949AVigorous growthThe cultivation method is simple and easyGraftingCultivating equipmentsBiologyGrafting
The invention relates to a cultivation method of a tree-like winter jasmine. The method comprises the following steps: (1) selecting a rootstock and scion, namely, selecting a ligustrum vicaryi seedling with the chest diameter more than 2cm and the trunk height of 130cm to 300cm, and adopting the ligustrum vicaryi seedling as the rootstock; selecting a new-born jasmine branch with diameter of 0.2cm to 0.5cm from the jasmine seedling to be used as the scion; (2) top-grafting, namely, carrying out the top-grafting by adopting the ligustrum vicaryi seedling obtained in the step (1) as the top-grafting rootstock and the new-born jasmine branch as the scion in a cleft grafting manner, a cutting grafting manner or a bark grafting manner; (3) cultivating a new crown, namely, carrying out the sealing and moisture maintaining by utilizing a plastic film bag after the top-grafting is completed, and increasing the fertilizing amount and watering amount; cutting back the new-born jasmine branches each time when the new-born jasmine branch grow to 5cm to 10cm, and removing the new-born branches of the rootstock at any time; obtaining the tree-like jasmine after 2 to 3 years. The cultivation method of the tree-like winter jasmine is simple and easy, the survival rate is high, and the obtained tree-like jasmine is high in ornamental value and relatively high in popularization value.
Owner:BEIJING FORESTRY UNIVERSITY

Manchurian walnut seedling culture method

The invention discloses a Manchurian walnut seedling culture method. The Manchurian walnut seedling culture method comprises the following steps that peel is removed in autumn, wherein yellow green fruit peel is removed through soaking, then pulp is removed with a ball mill, impurities are removed through washing with water, and seeds are put inside a dry ventilated room for drying in the shade and storage; sand storage processing is carried out, wherein before freezing in autumn in the year before seeding, ditches are dug, and the disinfected seeds are stored with sand; germination is accelerated in spring, wherein 10-15 d before seeding in spring, the seeds are taken out and put into a ball mill, the combination force of seed shells is reduced through vibrating and rubbing, then the seeds are soaked in water, taken out after seed kernels fully absorb water, and tedded, and tedding is finished when most of the seeds crack; seedling culture and afforestation are carried out. Compared with an existing seedling culture technology, the Manchurian walnut seedling culture method is free of the restraint of sand storage and seedling culture fields, the seeds can easily germinate, the seedling culturing cycle is short, seedlings are healthy and strong, and plants are good in growth vigor and high in survival rate.
Owner:周旭昌 +4

Root nutrient solution for cultivation of watermelons by coco coir substrate in different growth periods and preparation method of root nutrient solution

The invention belongs to the technical field of fertilizers and preparation of fertilizers, and discloses a root nutrient solution for cultivation of watermelons by a coco coir substrate in differentgrowth periods and a preparation method of the root nutrient solution. The root nutrient solution for cultivation of the watermelons by the coco coir substrate comprises the following components: calcium nitrate, 13% chelated iron, calcium superphosphate, potassium dihydrogen phosphate, magnesium sulfate, potassium nitrate, manganese sulfate, boric acid, zinc sulfate, copper sulphate, ammonium molybdate, potassium sulfate, sodium chloride, selenium sulphate, sodium metasilicate and auximone. In the earlier stage of growth of small watermelons, a nutrient solution formula in the first stage isused, and is mainly used for promoting nutrition growth, root systems of plants are developed, the plants grow robustly, and disease resistance is high; and in a blooming and fruit bearing stage, a nutrient solution formula in the second stage is used, the content of microelements is increased, absorption of fruits to the microelements is promoted, after the nutrient solution formula is used, human immunity can be enhanced, moreover, small watermelons of female flowers can be large, abortion is not caused easily, and the fruit expanding speed is increased obviously.
Owner:海南现代设施农业研究院有限公司

Artificial hybrid breeding method of Primula L.

The invention belongs to the biotechnical field, and concretely discloses an artificial hybrid breeding method of Primula L.. The method comprises the following steps: carrying out artificial hybrid pollination of the respective long-style flowers and short-style flowers of Primula bulleyana and Primula beesiana which are Primula plants, well worth appreciating and are adopted male and female parents; and carrying out embryo abortion detection of the hybrid F1 seeds through a digital X-ray sample imaging system, selecting seeds having normal embryonic development, disinfecting the seeds, germinating on a culture medium, carrying out hardening seedling, and transplanting. The method realizes the distant hybirdization of the Primula bulleyana and the Primula beesiana, enables the scientific detection of the seed embryo abortion to be carried out through utilizing the digital X-ray sample imaging system, and allows new species of Primula L. having more ornamental values to be cultivated.
Owner:KUNMING INST OF BOTANY - CHINESE ACAD OF SCI

Application method of special fertilizer for Taxus chinensis

The invention discloses an application method of a special fertilizer for Taxus chinensis and relates to the technical field of agricultural chemistry. According to the method, the special fertilizer is applied respectively in three phases according to plant growth situations of Taxus chinensis. An application method of Taxus chinensis of 2-10 years is as follows: as for a Taxus chinensis planting region of 38-40 plants / mu, 240-250 kilograms of the special fertilizer for Taxus chinensis is applied for each mu and is applied in three times. 100-105 kilograms of the special fertilizer is applied for the first time 3-5 days before the Waking of Insects yearly; 80-85 kilograms of the special fertilizer is applied for the second time 3-5 days before Slight Heat yearly; and the residual fertilizer is applied for the third time 3-5 days before Frost's Descent yearly. Plants are covered with root-broken weeds after each time of fertilization, and plants are covered for a week with drip line of each plant's crown as the center for each time of fertilization. The invention provides the application method of the special fertilizer for Taxus chinensis so as to solve problems such as low yield and poor growth of present Taxus chinensis.
Owner:钦州市钦南区金窝工业园管理委员会

Production method of plug tray seedlings of chrysanthemums capable of blooming during National Day

The invention relates to a production method of plug tray seedlings of chrysanthemums capable of blooming during National Day, and belongs to the technical field chrysanthemum reproduction. The production method comprises the following steps of A, performing preparation before production; B, compounding substrates; C, trimming cuttings; D, performing cuttage of the cuttings; E, performing plant growth conservation; F, performing short-day treatment; and G, performing blooming conservation. Through synergistic reactions between the steps, the production method of chrysanthemums capable of blooming during National Day has the advantages of being high in survival rate and good in plant growth vigor, and requirements for the chrysanthemums during the National Day can be met.
Owner:北京天卉源绿色科技研究院有限公司

Method for regenerated plants of cauliflower cluster buds and application

The invention discloses a method for regenerated plants of cauliflower cluster buds. The method comprises the following steps: selecting annual completely differentiated robust cluster buds as regeneration seedlings, and selecting lateral branches with buds at roots; selecting flower pots as regeneration seed beds, and selecting vermiculite and sieved fine soil as a substrate; carrying out sterilizing and hormone treatment on side buds; and carrying out management of sterilizing, fertilizer application, humidity and illumination intensity after field planting; and carrying out field management after surviving of the regenerated plants. The invention further discloses application of the method for the regenerated plants of the cauliflower cluster buds in improvement of the survival rate of seedlings. Experimental results show that the survival rate of the cauliflower cluster buds obtained by the method reaches up to 85%, the growing conditions of the plants in the field are good and are not obviously different from the growing conditions of seedlings from seeds in the field, the problem that the cluster buds are not used as materials is solved effectively, and the utilization efficiency of the cauliflower cluster buds is improved.
Owner:TIANJIN RES INST OF VEGETABLE

Sugar-free culture and strong seedling transplanting method for virus-free Rehmannia glutinosa seedlings

The invention belongs to the technical field of plant tissue culture, and particularly relates to a sugar-free culture and strong seedling transplanting method for virus-free Rehmannia glutinosa seedlings. The method includes: performing Rehmannia glutinosa virus-free tissue culture in a test tube, propagating virus-free seedlings, removing the virus-free seedlings, cutting off old roots, cuttinginto stem segments, transplanting into sugar-free culture boxes filled with vermiculite, introducing CO2 into the culture boxes, opening air exchange holes of the culture boxes, and gradually increasing the amount of the introduced CO2 along with the extension of the culture period; carrying out no illumination on the first two days in the culture period, and increasing the illumination intensityfrom the third day; after 20 days of culture in the culture boxes, opening box covers, performing seedling exercising transition under natural conditions, and moving out to a greenhouse on the fifth day. According to the invention, sterilization is not needed, direct boxing for application is performed, the transplanted tissue culture seedlings are pollution free, the transplanting survival rate is higher than 97.1%, and the plant growth vigor is good. Calcium ammonium nitrate 2g / L and monopotassium phosphate 170 mg / L are selected to replace MS (Murashige and Skoog medium) as a nutrient solution for irrigation, so that the nutrition required by the growth of tissue culture seedlings is satisfied, the procedure is simplified, and the production cost is saved.
Owner:COTTON RES INST SHANXI ACAD OF AGRI SCI

Field film mulching direct seeding culture method for leafy moringa oleifera in Beijing-Tianjin-Hebei region

The invention provides a field film mulching direct seeding culture method for leafy moringa oleifera in Beijing-Tianjin-Hebei region. Seeds with good cold resistance, high branching capability and good growth condition are used as seed sources; land parcels with watering conditions, loose soil texture and good water discharge effect are selected; before seeding, the seeds are subjected to sterilization treatment; seeding is performed according to the culture density; seedling checking and seedling supplementation are performed in time; the film uncovering is carried out before the rainy season; the field management is performed; when the moringa oleifera plant height is 50 to 60 cm, the first time harvesting is performed; before Frost's Descent, the whole plant harvesting is performed. The conventional culture method of conventional seedling transplanting and greenhouse planting of moringa oleifera in the northern region are broken; the film mulching field direct seeding method is used; the operation is simple; the plant diseases and insect pests are few; the labor and the time are saved; the plant growth condition is good; the stress resistance is high; the pesticide applicationis reduced; the planting cost is reduced; the planting benefits are increased; the product quality is improved; the foundation is laid for the green production of the moringa oleifera in Beijing-Tianjin-Hebei region; the application prospects are wide.
Owner:COTTON RES INST HEBEI ACAD OF AGRI & FOREST SCI

Antagonistic bacteria preventing and removing continuous cropping cucumber rhizoctonia rot and microbial organic fertilizer thereof

The invention relates to antagonistic bacteria preventing and removing continuous cropping cucumber rhizoctonia rot and a microbial organic fertilizer produced thereby, which belong to the technologies of agricultural intensified production. The antagonistic bacteria NJN43 with the significant antagonistic effect for original fungi of the cucumber rhizoctonia rot is obtained by separation, the antagonistic bacteria and an organic compost are mixed for preparing the microbial organic fertilizer, the fertilizer contains more than 1 multiplied by 10<8> / g of antagonistic microbes, the content of total nitrogen is 4-5% (more than 90% is organic nitrogen), the total content of nutrients of nitrogen, phosphorus and potassium is 6-10% and the content of organic matters is 30-35%. Tests show that the microbial organic fertilizer can lead the antagonistic bacteria to be rapidly propagated after being applied into the soil and form heterotic groups in the soil, and the biological rate for preventing and treating the rhizoctonia rot in the continuous cropping soil with the serious cucumber rhizoctonia rot can be more than 70%. The long-term application of the microbial organic fertilizer in the soil without the formation of continuous cropping obstacles can prevent the occurrence of the rhizoctonia rot of continuous cropping crops to a great extent.
Owner:NANJING AGRICULTURAL UNIVERSITY

Greenhouse cucumber dipping technology

The present invention relates to a greenhouse cucumber dipping technology, i.e. a flower body is dipped with liquid medicine when the young cucumber is to bloom, the young cucumber body is not dipped into the liquid medicine, and the flower dipping is the operation that the front end of the young cucumber is immerged in the liquid medicine, which aims at slightly enhancing the nutrition contention capacity of the young cucumber so as to prevent cucumbers or flowers from falling off; and when the young cucumber body grows to be about 10 cm, the cucumber body is dipped with the liquid medicine, and in the cucumber dipping operation, the whole young cucumber body is completely immerged into the liquid medicine, so the enhancement on the nutrition contention capacity of the young cucumber of the cucumber dipping operation is greater than that of the flower dipping operation, wherein the liquid medicine is prepared from the following components in parts by weight: 30 parts of Celest, 2 parts of Vitacat, 8 parts of Poly-Feed No.1 and 9960 parts of water. The invention adopts the technology of dipping the flower firstly and then dipping the cucumber, when the flower is dipped, only the flower is dipped, and the cucumber body is not dipped, so the medicine dosage is small, the medicine is far away from the stem growing point, the influence on the stem growing point is very small, the normal growth vigour of plants is ensured, and hormone poisoning can not be caused easily.
Owner:张云明

Application of atsrt2 Gene in Improving Salt Tolerance of Plants

The invention discloses an AtSRT2 protein, which is characterized in that it is a protein having the amino acid sequence shown in SEQ ID NO: 1 in the sequence table, or the amino acid residue sequence of SEQ ID NO: 1 is passed through more than one amino acid residue sequence. A protein derived from SEQ ID NO: 2 which has the same activity as the amino acid residue sequence of SEQ ID NO: 1 without substituting, deleting or adding groups. Introduce the coding sequence of the AtSRT2 protein provided by the present invention into the target plant by genetic engineering to obtain a transgenic plant with higher salt tolerance than the target plant, so that the salt tolerance of the plant is improved, which is mainly reflected in: Under salt treatment conditions, compared with the wild type, the seed germination rate of the plants transferred with the AtSRT2 protein coding sequence was significantly improved; the salt tolerance was enhanced, the plant growth was better, and the root and leaf area were significantly higher than the wild type. Compared with the wild type; the survival rate of the plants was significantly improved. The present invention plays an important role in the breeding of plants for salt tolerance and enhanced salt tolerance.
Owner:GUIZHOU INST OF PRATACULTURE

Method for screening drought-resistant soybean varieties

The invention relates to a method for screening drought-resistant soybean varieties. The method sequentially comprises the steps of organic ecological culture medium formula development, drought-resistant variety evaluation and screening, drought-resistant capacity value calculation, drought-resistant capacity identification and the like. According to the method for screening the drought-resistantsoybean varieties, by researching the influences of media of different formulas on the soybean growth vigor, plant photosynthetic indexes, root systems, yield and quality, the optimum formula of thesoybean organic ecological culture medium is determined; compared with field planting, by applying the culture medium, on one hand, the plant growth vigor is good, and the yield and the quality are improved; on the other hand, the dosage of chemical fertilizer and pesticide can be reduced, and water and fertilizer are saved.
Owner:YUNCHENG UNIVERISTY

Fertilizing method suitable for growth of young Taxus wallichiana forest

PendingCN113016311ASuitable for NP ratioAppropriate amount of fertilizerClimate change adaptationFertiliser distributersOrganic matterTaxus mairei
The invention discloses a fertilizing method suitable for growth of young Taxus wallichiana forest. A special base fertilizer used in the method takes human and animal excreta and cake-shaped rape seed dregs as raw materials, wherein the content of organic matters is more than or equal to 50%, the content of N + PO2 + K is more than or equal to 6%, the water content is less than or equal to 15%, and other toxic and harmful substances are not contained; a special compound fertilizer comprises N, PO2 and K, wherein the ratio of N to PO2 to K is 16: 7: 16 or 17: 9: 13, and the nutrient content is more than or equal to 39%. The fertilizing method comprises the following steps of applying 2.5 kg of special base fertilizer to each plant before afforestation, and topdressing 480g of special compound fertilizer to each plant every year after afforestation; By adopting a simple fertilizing tool related to the method, the fertilizing efficiency is improved by at least 100%. According to the fertilizing method, the fertilizer is uniformly distributed around the tree, and the depth reaches 30cm, so that the effectiveness of the fertilizer is ensured, and the stress resistance of the tree is also improved.
Owner:EXPERIMENTAL CENT OF SUBTROPICAL FORESTRY CHINESE ACAD OF FORESTRY

Method for cultivating tomatoes in sunlight greenhouse

The invention provides a method for cultivating tomatoes in a solar greenhouse, and belongs to the technical field of vegetable facility cultivation. The method mainly adopts one-furrow double-row staggered row planting, and comprises the following steps: during first row planting, the initial plant spacing is 47-49 cm, 3-4 plants are taken as a plant spacing unit, and the plant spacing is sequentially reduced to 43-45 cm, 39-41 cm, 35-37 cm and 31-33 cm; the initial plant spacing is 49-51 cm when the second row is planted, and the plant spacing is sequentially reduced to 44-46 cm, 39-41 cm, 34-36 cm and 29-31 cm by taking 3-4 plants as a plant spacing unit. According to the method, the tomatoes are cultivated in different plant spacing in the same bed and two rows are staggered, so that the plants can fully utilize short and weak illumination in winter in the north; the plant spacing close to the front slope of the greenhouse is properly shortened, so that the plant photosynthesis is successfully increased under the condition of no additional manual light supplement.
Owner:吉林省蔬菜花卉科学研究院

Method for cutting and seedling raising of cauliflower male sterility line cluster buds

The invention discloses a method for cutting and seedling raising of cauliflower male sterility line cluster buds. The method comprises the following steps of selecting a plot with fertile soil and good terrain to plan a cutting seed bed, and adopting a seedling culture matrix and river sand as a cutting matrix; selecting the current-year semi-lignified cluster buds as cutting slips, performing disinfection, sterilization and promotion of root forming substance treatment and then inserting the cutting slips into the seed bed; performing cutting and then performing disinfection, sterilization and fertilizer application, controlling temperature in a greenhouse and performing conventional management; performing transplanting and heeling after rooting and seedling hardening of plants and planting the plants in a large land after the plants grow healthy and strong. The survival rate of the cauliflower cluster buds obtained by means of the method reaches to 82.5%, and the growing situation of the plants in the land is not obviously different from seedling of seeds.
Owner:ZHENJIANG SUIHAN AGRI

Application of AtSRT2 gene in improvement of salt resistance of plants

The invention discloses an AtSRT2 protein. The AtSRT2 protein is characterized in that the AtSRT2 protein is the protein of an amino acid sequence represented by SEQ ID NO: 1 shown in a sequence table or is the protein of an amino acid residue sequence SEQ ID NO: 1 in which more than one amino acid residue are substituted, deleted or added, having the same activity as the amino acid residue sequence SEQ ID NO: 1 and derived by SEQ ID NO: 2. The coded sequence of the AtSRT2 protein is introduced into a target plant by adopting a genetic engineering method to obtain a transgenic plant higher than the target plant in salt tolerance, so that the salt tolerance of the plant is improved. The AtSRT2 protein mainly has the advantages that compared with a wild type plant, the seed germination rate of the plant introduced with the coded sequence of the AtSRT2 protein under the salt treatment condition is remarkably improved; the salt tolerance is improved, the plant grows better, is higher than the wild type plant and is remarkably greater than the wild type plant in root and leaf area; the survival rate of the plant is remarkably improved. The AtSRT2 protein plays an important role on salt tolerance development and breeding of plants having improved salt tolerance.
Owner:GUIZHOU INST OF PRATACULTURE

A kind of breeding method of capsicum

The invention discloses a breeding method of pepper. According to the method, artificial pollination is performed after artificial emasculation of the pepper, a first-filial generation is obtained firstly and then three generations are back-crossed, and then the breeding of the pepper is quickened through a tissue culture technology; a drought-resistant strain is induced through stress treatment of polyethylene glycol. The obtained pepper new product has good stress resistance, can resist the diseases such as diseases, virus diseases and anthracnose of the pepper, is low-temperature-resistant, has high weak light capacity, and organically combines the advantages of different pepper resources. The method has the advantages of superior agronomic characters, good plant growth, increased plant height, difficulty in lodging and high yield.
Owner:CHANGZHOU KEHONG ELECTRONICS DEVICES
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