53results about How to "Short reproductive period" patented technology

The invention provides a space plant culture device comprising a culture box which is partitioned into a left chamber and a right chamber via a longitudinal partition. The left chamber is provided with an upper layer and a lower layer, an azolla moist cultivation tray is arranged on the upper layer, a vegetable moist cultivation tray is arranged on the lower layer, the right chamber is provided with a seedling cultivation tray, an LED lamp panel is arranged above the azolla moist cultivation tray, the vegetable moist cultivation tray and the seedling cultivation tray, and the right chamber is further provided with a bag-type solution collecting box used for providing a culture solution and a peristaltic pump used for driving the culture solution to flow. The space plant culture device is provided with a plant culture solution supply system, an LED illumination system and a monitoring system which are complete and needed for growth of azolla and short small salad vegetables in the whole growth period, on-line parameter setting, automatic record storing and intelligent system controlling can be realized, population, individual photosynthetic efficiency and biological-yield efficient production cycle of the plants as well as change rules in space microgravity environment of the plants can be researched, and requirements on spatial scientific experiments and space station key technology experiments can be met.

The invention discloses an intercropping cultivation method of corn and rice beans, and relates to a cultivation method of the corn and the rice beans. The invention aims to solve the problems that accumulated temperature of a high latitude area in northeast is insufficient, the growth period is short, the yield and plant benefit are low, and the farming enthusiasm of peasant is poor under an existing planting pattern. The intercropping cultivation method comprises the steps of 1, plowing in autumn, harrowing and careful soil preparation; 2, selection of improved varieties; 3, seed treatment; 4, timely sowing and reasonable close planting; 5, field layout of intercropping cultivation method of the corn and the rice beans; 6, scientific field management; 7, timely harvest. According to the intercropping cultivation method disclosed by the invention, 2000 to 3000kg of clean production rice beans per hectare is increased under the situation that the yield of the corn is not reduced, the yield of crops and the benefits in a unit area are significantly improved, and the advantages of increasing production and increasing efficiency are obvious. The intercropping cultivation method of the corn and the rice beans is applied to the field of crop planting.

The invention belongs to the field of heterosis application and in particular relates to a method for producing rice hybrid Guangliangyou 206. According to the invention, a new combination of three-line early rice is produced by hybridizing three-line male sterile line Guang 8S with restorer line D208, wherein the female parent Guang 8S is quoted from high-yield, high-quality and high-resistance three-line male sterile line selected and bred by teacher Yang Zhenyu; male parent restorer line D208 is introduced. The hybrid has the characteristics of high and stable yield, strong disease resistance and high biological yield.

The invention discloses a cultivation method for concentrated boll opening of cotton in cotton regions of the South China. Through unique processes of seeding, fertilizing, topping, ripening and the like, cotton colony structure and cotton fruiting and boll opening modes are optimized, the total growth period of the cotton can be shortened by 60-70 days, and especially, the boll opening period of the cotton is enabled to be concentrated within 30-40 days, so that convenience is brought to manual concentrated cotton harvesting or mechanical cotton harvesting, 4-5 workers in harvesting links can be saved by manual concentrated cotton harvesting compared with current cultivation methods, and a season contradiction between cotton production and winter crop soil preparation is solved. The cultivation method is especially suitable for popularization and application in multiple-cropping cotton regions of the South China.

The invention discloses a breeding method of a rice species combining the properties of low glutelin and rice stripe disease resistance, which pertains to the field of rice breeding. W3660 is taken as a female parent and Zhendao 88 is taken as a male parent for hybridization; and since F2 generation, a single plant with a main ear having 12 grains, the holoprotein SDS-PAGE protein band pattern of which is in line with W3660 holoprotein band pattern, is selected for planting; WW1 and R15 marks are used for assisting the selection; by combining the field inoculation and manual inoculation certification of the plants with rice stripe disease resistance, a plant strain which has rice stripe disease resistance and is characterized in that the SSR fingerprint has a low glutelin characteristic band 237bp marked by WW1 and a rice stripe disease resistance characteristic band 363bp marked by R15, and the growth duration, plant height, and shape and characteristics of the plant leaves are identical with that of the Zhendao 88 is selected and named as W1721. After determination, the new rice variety W1721 has low glutelin content and less than 4% of the absorbable protein (including albumin-globulin and glutelin) content and has rice stripe disease resistance.

Antrodia cinnamomea is a valuable medical fungi. At present, artificial cultivation method of antrodia cinnamomea comprise cinnamomum kanehirai linden cultivation method, solid cultivation method and liquid fermentation method. However, the cinnamomum kanehirai linden cultivation method is long in cultivating period, high in cost, but low in antrodia cinnamomea output; and the antrodia cinnamomea obtained by the solid cultivation method and liquid fermentation method is few in nutrient content. The invention provides a Chinese fir board cultivating method of antrodia cinnamomea; the method comprises the following steps: using Chinese fir boards in 5*10*25 centimeters as carriers, soaking and high-temperature sterilizing, then inoculating antrodia cinnamomea strain for cultivation; growing antrodia cinnamomea fruit bodies in association with nutrition powders on the Chinese fir boards; the obtained antrodia cinnamomea fruit bodies are high in output and short in growth period. The cultivation technology of cultivating antrodia cinnamomea without cinnamomum kanehirai is achieved, thus not only being beneficial to protecting the rare cinnamomum kanehirai resources, but also improving the development of traditional Chinese medicine enterprises of antrodia cinnamomea raw materials, thereby achieving good ecological effect, economic effect and social effect.

The invention discloses an insect-resistant short-season cotton new variety selection breeding method comprising following steps: 1) hybridizing a transgenic Bt cotton regular insect-resistant cotton inbred line Lu-55 with a short-season cotton line Lu-458 as parents; 2) planting an F1 generation in Hainan Province in winter, mixed-harvesting the F1 generation, spring-sowing an F2 separated generation in mainland at about 20th, April, selecting early-maturing and insect-resistant superior plants according to breeding objects, and summer-sowing an F3 generation in mainland at about 30th, May; 3) continuously selecting early-maturing and insect-resistant superior plants from superior plant rows, performing inspection of various growth periods and agricultural characters; 4) continuously performing plant row comparison and identification to F4-F5 generations and an F6 generation, selecting early-maturing and insect-resistant superior plants from the superior plant rows until the characters are stable; 5) testing the quality of fibers through primary selection in field, cotton harvesting and yield calculation and inner seed inspection; and 6) finally selecting a superior plant row, and raising the superior plant row to the next level new strain and performing multipoint comparison identification test. The selection breeding method broadens utilization range of germplasm resources of short-season cotton, overcomes a negative relationship of early maturity to yield and quality characters, and can be used for selecting new varieties, which are shorter in growth period, are insect-resistant, are high in yield and are high in quality, of the short-season cotton.

The invention relates to the technical field of artificial grassland planting, in particular to a planting method for oat grass in a high-latitude cold area. The planting method includes the steps ofselection of oat seeds, seed treatment, land selection and preparation, sowing, field management, harvesting of first-stubble oat grass, multi-cropping and harvesting of multi-cropped oat grass; during sowing, the seeding amount is 14-15 kg/mu, the period when the soil is thawed for 10cm in depth is selected as the sowing period, the sowing depth is 5-6 cm, and the strip sowing spacing is 14-16 cm; during sowing, fertilization involves nitrogen 2.6-3.0 kg/mu, phosphorus 1.5-1.7 kg/mu and potassium 1.5-1.7kg/mu. According to the method, the characteristics are comprehensively considered that the interannual variation of climate in the high-latitude cold area is big, the temperature is low, oats are excellent in cold tolerance and short in growth period, and the low temperature after the autumn comes can still satisfy growth conditions of the oats; the effective accumulated temperature, the annual sunshine duration and the like of the high-latitude cold area are fully used, and the yieldof the oat grass per unit area is increased.

The invention belongs to the field of domestic silkworm variety breeding and particularly relates to a breeding method and application of a robust self-cocoon-emerging stripe double sex-limited marking domestic silkworm variety. The breeding method comprises the steps of introducing stripe sex-limited gene into a silkworm variety for production, accordingly improve the comprehensive economic character of the stripe sex-limited gene, introducing the stripe sex-limited gene into short-growth-duration blood relationship through hybridization, and adopting a silkworm moth self-cocoon-emerging method and the like to conduct hybridization and domestication improvement on the stripe sex-limited variety. The male and female silkworms of the bred variety can be separated at a larval phase by utilizing the stripe sex-limited characteristic of the silkworms, silkworm moths can break cocoons and emerge by themselves at a pupal stage, and self-cocoon-emerging rate is higher than 95%. The stripe double sex-limited marking domestic silkworm variety bred by means of the breeding method has the advantages of being short in growth duration, strong and healthy in constitution, excellent in cocoon silk quality, high in self-cocoon-emerging rate and the like.

The invention provides an antioxidant selenium-enriched total-nutrition formula food. The antioxidant selenium-enriched total-nutrition formula food comprises the following ingredients: selenium-enriched plant protein powder, black sesame seed powder, a green tea extract, a sweet potato extract, a corn extract, an asparagus extract, a broccoli extract, an eggplant extract, a kohlrabi extract, a potato extract, a Chinese cabbage extract, a hawthorn fruit extract, a red wine extract, a tomato extract, and mannose oligosaccharides. The various grains and vegetables can compensate for various nutrients, vitamins and trace elements, and have the effects of resisting oxidation and improving the skin. Moreover, the added mannose oligosaccharides are beneficial for promoting intestinal absorption; and the effect is obvious on the middle-aged and the elderly people with intestinal absorption problems. According to the invention, the selenium-enriched food is prepared into capsules, granules, tablets and powder; being frequently eaten, the products have very good effects of improving skin gloss.

The invention discloses a method for breeding basic seeds of potato by field transplanting of tissue culture seedlings on low-latitude plateau; the method comprises the steps of building a seedling raising pond, scientifically preparing a seedling culture medium, planting tissue culture seedlings, managing pesticides and fertilizers for raising the tissue culture seedlings, transplanting the tissue culture seedlings to a field, managing the field, preventing and controlling late blight, harvesting basic seeds and the like; According to the method, the seedling culture medium is scientificallyand reasonably prepared, and the growth conditions for seedling raising are scientifically and reasonably controlled, in combination with the growth characteristics of tissue culture seedlings of potato; transplanting planting with the medium is adopted, technical conditions such as planting time, seedling transplanting time, planting modes and the like are strictly controlled, and therefore, thesurvival rate of the seedlings is effectively increased, the growth vigor is improved, the defect and problem is solved that pre-basic seeds with tissue culture seedlings are bred before basic seeds are bred with the pre-basic seeds or that seed potatoes are bred in the field directly through tissue culture seedlings, the breeding efficiency of potato seeds is effectively improved, and the labor intensity, facility construction investment and production cost are reduced; and the method is a practical breeding technology of seed potatoes with simple operation procedure, labor saving and labor saving, and is suitable for popularization and application in high-altitude southwest mountainous areas.

The invention relates to the technical field of artificial grassland planting, in particular to a method for planting arrhenatherum elatius (L.) presl in a cold region of a circumpolar latitude. The planting method comprises the steps of arrhenatherum elatius (L.) presl seed selection, seed treatment, land selection and land preparation, seeding, field management, first batch of arrhenatherum elatius (L.) presl harvesting and second batch of arrhenatherum elatius (L.) presl harvesting, wherein the steps of seeding comprise that the seeding quantity is 14-15 kilograms per mu, the date of seeding is a period when the soil freezing reaches up to 10 centimeters, the depth of seeding is 5-6 centimeters, and the line spacing of drill seeding is 14-16 centimeters; fertilization is carried out with 2.6-3.0 kilograms of nitrogen per mu, 1.5-1.7 kilograms of phosphorus per mu and 1.5-1.7 kilograms of potassium per mu in seeding. According to the method for planting the arrhenatherum elatius (L.)presl in the cold region of the circumpolar latitude, the characteristics are comprehensively considered that the interannual change of the weather is large in the cold region of the circumpolar latitude, abnormal weather occurs suddenly and frequently, the cold endurance of the arrhenatherum elatius (L.) presl is strong, the tillering capacity and sprouting capacity of root systems are strong, and the growth period is short, the effective accumulated temperature, annual sunshine time and the like in the cold region of the circumpolar latitude are fully used, and the yield per unit area of the arrhenatherum elatius (L.) presl is improved.

The invention discloses a method of improving Huaxi gray radish new variety breeding. The method uses Huaxi gray radish seeds as breeding materials and builds a gray radish breeding material garden to conduct observation for every plant and at regular interval, the phenological period, the yield, the properties and the disease resistance are observed, and the field management and survey are conducted; the fleshy roots of the Huaxi gray radish have two types of milk white and faint yellow during breeding, the field disease plants and the mixed plants are cleared to conduct the group harvest and autumn sowing, the mixed plants are cleared again, the plants with same properties are preserved and harvested in a mixed mode, the plants with the fleshy roots being milk white are screened, the screened plants are planted in a separated mode, the plants are harvested and sowed after purification and rejuvenation, and good plants selected from the plants obtained from the autumn sowing are harvested independently, threshed in a mixed mode and used as protospecies seeds of a new variety obtained from breeding.

The invention discloses a breeding method for cultivating a Huang-Huai japonica rice variety by utilizing cold region rice germplasm resources. Northeast cold region japonica rice variety with higher temperature sensitivity and Jiangsu early-maturing late japonica rice variety with higher light sensitivity are hybridized as parents, F1, F5 and more generations are transplanted, F2 and F4 middle and low generations are directly seeded, by reasonable seeding time, the seedling height, the full heading stage, the plant height and the maturing rate are taken as selection pressure, mixed harvesting is performed on F1-F4 to reserve seeds, single harvesting is performed on F5 and more generations to reserve seeds, strains are established from F6, and an optimal strain is selected according to a pedigree method until a stable strain is obtained and is promoted to participate in each stage of intermediate test. The japonica rice variety cultivated by the method is relatively weak in light sensitivity, relatively high in temperature sensitivity and relatively early in ripening period, has excellent characteristics of two different japonica rice varieties in rice cropping ecological regions, has wider adaptability, and is suitable for being planted in Huang-Huai japonica rice regions in China.

The invention relates to the technical field of artificial grassland planting, in particular to a method for planting oat grasses in a high latitude cold area. The method utilizes the mixing of different varieties, cooperates with suitable seeding, fertilizing conditions and the application in the high latitude cold area, can largely solve the problem of insufficient supply of high-quality pastures in the development of the grassland industry in a region, provides the high-quality pastures for the development of local grassland industry, and promotes the rapid and healthy development of the grassland industry.

The invention discloses a light and simple cultivation method for open ground direct seeding of short-season cotton in coastal saline soil. According to the method, high-quality short-season cotton varieties are adopted, and a novel cultivation manner is established by adopting the following measures: watering and building soil moisture, mechanically driving soil to build a seedbed, precise seeding on an open ground, combining a quick-acting fertilizer and a slow release fertilizer for single fertilization, performing chemical top sealing, harvesting cotton in a concentration manner and so on, therefore, on the bases of reducing salt damage and ensuring normal emergence of cotton seedlings and yield formation, the materialization and labor input can be effectively reduced, the pollution caused by pesticides and plastic film residues is reduced, and the comprehensive benefits of cotton planting are improved.

The invention relates to the technical field of forage grass cultivation, in particular to a winter-planting oat forage grass high-yield interplanting mode cultivation method. The sowing time sectionadopts an early sowing mode, and the time is selected to be from the early September to the early October; the sowing density is controlled to be 4 kg/mu; and a perennial forage grass and corn interplanting mode is adopted. The interplanting mode is adopted, the illumination intensity and the light transmittance are increased to different degrees, and the growth and development of crops are benefited. Through oat interplanting, grains and pasture can be flexibly selected to harvest, the grain and grass land conflict is relieved to a certain degree, interplanting with many grain crops and forage crops is adopted, and the land and light energy utilization rate is increased, so that higher biological yield is realized.

The invention discloses a method for intercropping remediation of medium-low-concentration cadmium-arsenic composite polluted farmland soil by using pumpkin and Amaranthus mangostanus L. The method comprises: planting pumpkin and Amaranthus mangostanus L in cadmium-arsenic-polluted farmland soil in an intercropping planting manner, wherein an intercropping plant line number ratio of pumpkin to Amaranthus mangostanus L is 1:2-3; during remediation, maintaining the field moist, and maintaining the soil moisture content at 58-80%; applying 250-550 kg of a compound fertilizer and 5500-7500 kg of an organic fertilizer on per hectare of the soil; after the pumpkin matures, simultaneously harvesting the pumpkin and the Amaranthus mangostanus L, and obtaining the pumpkin fruits; and transferring the roots, the stems and the leaves of the pumpkin and the whole Amaranthus mangostanus L out of the field, and carrying out sanitary landfill or being used as a garden and park composting raw materialso as to transfer heavy metals out of the farmland. According to the present invention, with the method, the yield of pumpkin can be stabilized or increased, the contents of cadmium and arsenic in edible pumpkin fruits are lower than the national food safety standard, the efficient extraction of cadmium and arsenic by Amaranthus mangostanus L can be promoted, and the simultaneous remediation andproduction can be achieved.

The invention discloses a needle mushroom bag cultivation method. The needle mushroom bag cultivation method comprises an inoculation process, a cultivation process and a fruiting process, and the fruiting process specifically comprises mycelium stimulation processing, fruiting induction and growth management. According to the invention, bag cultivation of needle mushrooms is carried out under the manual control environment condition, the needle mushroom bag cultivation method comprises the inoculation process, the cultivation process and the fruiting process, the needle mushrooms cultivated under the manual control environment condition are advantaged by being high in yield and quality, and short in growth period; the needle mushrooms can be harvested once, the growth period ranges from 55 to 60 days, and the biological efficiency is more than 90%; the four crops of needle mushrooms cultivated in natural weather can be harvested, under the condition that the growth period is 110 days, the biological efficiency can be more than 90%; thus, the yield of the needle mushrooms cultivated by the needle mushroom bag cultivation method is 40% higher than that of the needle mushrooms in one crop and cultivated in natural weather.

A preparation method of a fertilizer special for kidney bean comprises the following steps: raw materials metering, mixing, raw material melting, liquid material slurry filtration, slurry spraying, cooling and granulation, granule screening, and finished product packaging, the fertilizer comprises the following components and raw materials: 18-20 parts of urea, 4-5 parts of monoammonium phosphate, 18-20 parts of potassium chloride, 3-4 parts of calcium oxide, 2-4 parts of zinc sulfate and 4-6 parts of boron fertilizer. The special fertilizer prepared by the method is uniform in release of fertilizer efficiency, is relatively long in effect time, is convenient to apply, is not easy to scatter, and is less in loss, by applying the fertilizer, kidney bean plants are vigorous in growth vigour, the plant height is 2 m, the stem diameter is 0.8 cm, the blossom and podding time is long, the yield is high, the net weight of yield per mu is 2000kg, the product fruit is dark green in color, the product fruit beanpod is smooth, long and thin, good in commercial appearance, easy to sale, and capable of achieving better economic benefit.

The invention discloses a multi-resistant high-quality Qingmaye type red-orange-core Chinese cabbage breeding method. Through the invention, a high-pile heading type TuMV antigen 322 is created by use of the TuMV antigen BP007 and TuMV antigen 826, a selfing line group 1 is created through small hybrid 50, and a self-incompatible line 05-514 is created by use of autumn green 55; hybrid screening is performed by use of the 322, group 1 and 05-514 as well as various red-orange-core materials, the required red-orange-core gene is led into the Qingmaye resource, and a new variety of the multi-resistant Qingmaye type red-orange-core Chinese cabbage is bred on the basis of maintaining the typical characteristics such as Maye type cyan stem, green leaves, no burr and the like. Through the methoddisclosed by the invention, the bred new variety has short childbearing period, strong combining ability, Maye type cyan stem, deep green outer leaves, spherical leaves and red orange core, middle walnut texture, high resistance to various diseases such as viral disease, downy mildew, soft rot, tipburn and the like, bright color, high carotenoid content and obviously higher nutritional values than common cabbage, and can be cultivated as a specific vegetable, thereby obviously increasing the value of garden truck.

The invention discloses a breeding method of Guangmang barley. The process comprises the steps of screening Guangmang barley germplasm resources to obtain superior Guangmang barley germplasm resourceJi 53, performing hybridization by using the Ji 53 as male parents and Favori t as female parents, harvesting seeds to obtain F1 generations, performing selfing on the F1 generations to obtain F2 generations, performing similar operations, and selecting Guangmang strains stable in traits in F7 generations to obtain the Guangmang barley. According to the breeding method disclosed by the invention,Guangmang barley new species good in quality are bred through hybridization, and the yield and the stress resistance of barley are increased.

The present invention is development of special rice variety for nephrosis and diabetes patients and belongs to the development of new rice variety. Through the analysis of rice in storage protein content, protein coponents, SDS-PAGE, SSR mark, etc., the molecular mark selection, the measurement of SDS-PAGE, protein content, etc., new rice variety W3660 with water soluble protein content less than 4% is developed.

The invention belongs to the field of crop genetic breeding, and in particular to molecular markers closely linked with a dwarf gene and an application of the molecular markers. The molecular markersare umc1383 and umc2241, wherein the sequence of the umc1383 is shown in SEQ ID No.1, and the sequence of the umc2241 is shown in SEQ ID No.2. According to the invention, genetic analysis is carried out on an EMS-induced maize dwarf mutant (Zheng 58d), and it finds that the phenotype of the dwarf mutant is controlled by a recessive single gene. Polymorphism screening is performed on Zheng 58, Zheng 58d, a hybrid pool and a homozygous pool by using SSR primers covering a whole genome, and a target gene is positioned on a first chromosome, so that the two SSR molecular markers umc1383 and umc2241 which are tightly linked with the target gene are screened out. The Zheng 58d contains the dwarf gene and thus has excellent rust resistance and comprehensive characteristics.

The invention discloses a millet health beverage and a preparation method thereof. The millet health beverage comprises the following components of: millet, sprouted wheat flour, flour and plain boiled water. The preparation method comprises the following steps of: the first step, grinding the millet into powder to be evenly stirred with warm water, and then adding in fermenting primer for fermenting for 8-10 hours; the second step, pouring the well fermented millet flour and water into a pot for boiling for 3-4 hours, and slowly cooking; the third step, putting the cooked mullet powder in a stainless steel ware, and slowly cooling in the shade; the fourth step, pouring the cooked millet powder with moderate temperature into a big wooden bucket, adding in the wheat flour, the flour and theplain boiled water, and then performing fermentation for 6-10 hours; and the fifth step, adding the plain boiled water into the fermenting wooden bucket to be sufficiently and evenly stirred and performing filtering through a filter to obtain filtrate (i.e., millet health beverage). The invention has the build-in attribute and the function of the millet and also has the functions of blood lipid reduction, blood pressure reduction and blood sugar reduction.