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32 results about "Early maturation" patented technology

Cultivation method of peas

The invention relates to a cultivation method of peas. The cultivation method is characterized in that ordinary pea flowers are selected as female bodies, and wild pea flowers are selected as male bodies; calyces and pedals of the ordinary pea flowers used as the female bodies and stamina of the wild pea flowers used as the male bodies are removed together during the initial bloom stage; the calyces and the pedals of the wild pea flowers are removed during the full-bloom stage, the stamina of the wild pea flowers are used for performing pollination on pistil stigmas of the ordinary pea flowers twice, and carefully selecting pea fruits bred by the method as the first generation of hybrid pea seeds; then further selecting the ordinary pea flower as the female bodies, using the first generation of the hybrid pea seeds as the male bodies in the same method, and carefully selecting the pea fruits obtained by pollination of the female bodies and the male bodies as the second generation of the hybrid pea seeds; and directly planting the second generation of the hybrid pea seeds, which are carefully selected, pollinating naturally, and carefully selecting the fruits as domesticated pea original seeds for large-area popularization and planting. The hybrid peas have high emergence rate, early maturation period and high yield, and the quality of the hybrid peas is higher than that of the ordinary peas.
Owner:章晓文

Culture method for promoting ovarian development of female parents of yellow catfishes

The invention belongs to the technical field of culture of yellow catfishes and particularly relates to a culture method for promoting ovarian development of female parents of the yellow catfishes. The method specifically includes the following steps of 1, feeding the yellow catfishes with first yellow catfish feed every day at 6:40, feeding the yellow catfishes with second yellow catfish feed every day at 13:30, and feeding the yellow catfishes with third yellow catfish feed every day at 20:20, wherein the weight of the first yellow catfish feed is 1.1-1.2% of that of the yellow catfishes, the weight of the second yellow catfish feed is 0.6-0.7% of that of the yellow catfishes, and the weight of the third yellow catfish feed is 0.8-0.9% of that of the yellow catfishes; 2, using blue lightwith the light intensity of 140-150 Lx for light supplementation illumination treatment every day at 1:30 to 4:10, and using blue light with the light intensity of 210-220Lx for light supplementationillumination treatment every day at 20:50 to 23:20. By means of the method, the development and early maturation of gonads of the yellow catfishes can be effectively promoted, digestion, absorption and conversion capabilities of the female parents of the yellow catfishes on the feed are promoted, the growth performance of the female parents of the yellow catfishes is enhanced, the high yield andquality of the female parents of the yellow catfishes are promoted, and economic benefits of culture of the yellow catfishes are increased.
Owner:安徽省家牧动物营养科技有限公司

Breeding method for wheat having fast grain filling and fast dehydration

The invention discloses a breeding method for wheat having fast grain filling and fast dehydration, and belongs to the field of wheat breeding. The method comprises the following steps: (1) carrying out parent research, identifying filling and dehydration characteristics of wheat varieties, and determining a parent cross combination; (2) according to seed selection requirements, determining a cross breeding or backcross breeding scheme; (3) in the seed selection process, comprehensively applying morphological trait investigation, studies on wheat grain filling and dehydration characteristics, different-stage sowing and yield identification, screening a genotype having fast grain filling, fast dehydration and high yield; and (4) breeding the new wheat variety having fast grain filling and fast dehydration. According to the breeding method for the wheat having fast grain filling and fast dehydration, the early generation morphological selection and the study on the grain filling characteristic and the dehydration characteristic are applied to wheat breeding at the same time, and the wheat material having fast grain filling and large dehydration rate can be accurately selected. The variety bred by the method has the advantages of early maturation, good maturation performance and grain plumpness. The filling rate is fast, the filling completing time is short and the thousand seed weight is high. The fast dehydration stage is immediately performed after high-efficiency completion of filling, the dehydration rate is fast, and the maturation period is short. Under the condition of late sowing, the wheat can be still harvested in advance, and crop rotation for rice can be performed in advance. The wheat adapts to new requirements of the current new wheat situation, and a foundation is laid for annual yield increase of rice and wheat in the middle and lower reaches of the Yangtze river.
Owner:JIANGSU LIXIAHE REGION AGRI RES INST

Simplified and efficient cultivation method for ratooning rice interplanted oilseed rapes

InactiveCN108293737AEnsure safetyGuaranteed increase in production and incomeRice cultivationOryzaEarly maturation
The invention belongs to the technical field of oilseed rape cultivation and discloses a simplified and efficient cultivation method for ratooning rice interplanted oilseed rapes. The simplified and efficient cultivation method comprises the steps: selecting an oilseed rape field; selecting oilseed rape and ratooning rice varieties; preventing and controlling weeds in the field by using a stem andleaf herbicide; sowing oilseed rapes, and interplanting ratooning rice; mechanically harvesting the ratooning rice; drying seeds before sowing; uniformly mixing the seeds with dry fine sand or fine soil, then, uniformly blending the mixture with a base fertilizer, and carrying out broadcast sowing; interplanting the oilseed rapes; uniformly spraying the herbicide once at the stage that the oilseed rapes have 3-5 leaves; and preventing and controlling pests at a seedling stage, and preventing and controlling sclerotinia sclerotiorum at a flowering stage. According to the simplified and efficient cultivation method, light, heat and water resources before the ratooning rice leaves from the field are sufficiently utilized to strive for early seedling and full seedling of oilseed rapes as wellas early and rapid growth, so that the simplified and efficient cultivation method lays the foundation for early maturation and high yield of winter oilseed rapes, promotes the industrial developmentof oilseed rapes in China and has positive significance in guaranteeing grain and oil safety, increasing agricultural production and increasing income. Compared with a production status of oilseed rapes in Jiangxi, the method disclosed by the invention is capable of increasing the production by 10% or above, reducing the cost by 20% or above and increasing the efficiency by 20% or above.
Owner:JIANGXI INST OF REO SOIL

Breeding method of parent and variety of strong-female honey pumpkin

The invention relates to a breeding method of a parent and a variety of a strong-female honey pumpkin. The method comprises the following steps of: introducing and collecting pumpkin variety resources with strong-female genes; planting the variety resources, accelerating the purification process, then hybridizing and identifying, screening out a strong-female variety resource to carry out satellite carrying treatment and induce variation so as to obtain a strong-female pumpkin mutant; accelerating the purification process of the mutant, carrying out hybridization and backcross transformation on an obtained strong-female pumpkin material and a high-quality pumpkin material to breed out a strong-female pumpkin patient; and hybridizing the patient with a honey pumpkin patient to breed into a strong-female honey pumpkin variety having the advantages of multiple female flowers, short node distance, easy fruit setting, no sensitivity to sunlight and strong eurytopicity. In the invention, the method for inducing the variation by utilizing the strong-female variety resource to carry out satellite carrying treatment is used for obtaining the strong-female pumpkin mutant, and the strong-female honey pumpkin patient and the variety having the advantages of early maturation, short female flower node distance, easy fruit setting, no sensitivity to sunlight and strong eurytopicity are obtained through hybridization and transformation, thereby the commercial property of the strong-female honey pumpkin is greatly improved, and the economic benefit and the social benefit are increased.
Owner:WIN ALL HI TECH SEED CO LTD

Sorghum seedling and transplanting method

A sorghum seedling and transplanting method comprises the following steps of selecting a land for a seedbed and manufacturing the seedbed, selecting broadcasting time, managing seedbed, and emptying soil, transplanting and managing fertilizer application. A leeward and sunny vegetable land with fertile and loose soil is selected for the seedbed land; compartments with the width of 4.5 chi is formed and compartment trench is 0.5 chi wide; spring-sowed sorghums are broadcast from the last ten-day of March to the beginning of April and seedlings are nursed and summer-sowed sorghums are broadcast from the first ten-day of May to the middle of May and seedlings are nursed; seedlings are thinned when three to four leaves grow; seedling distance is 3 to 5cm; seedlings with ages of 20 to 30 days and having 6 to 8 leaves are transplanted; the line distance of soil-emptied sorghums is 1.5 to 1.8 chi and a nest distance is 0.8 to 1 chi; 4,000 to 5,000 nests are formed for each mu and two plants are placed in each nest; 1,000 to 1,500 kg farmyard manure is applied for base fertilizer for each mu; and 20 to 25 kg composite fertilizer is applied. Growth seasons and land force can be fully utilized and cropping index can be increased; early-maturation can be improved; lodging can be prevented and sorghum output can be increased; and about 50kg sorghum can be increased for each mu compared with a common transplantation method.
Owner:贵州省仁怀市欢悦红粱种植有限公司

Method for directly sowing melon and vegetable crops in farmland

The invention discloses a method for directly sowing melon and vegetable crops in a farmland. A fundamental principle and method of a soilless substrate seedling transplantation technology are combined to an existing farmland direct sowing technology, the technical advantages of both the soilless substrate seedling transplantation technology and the existing farmland direct sowing technology are centralized and exceeded, the effect of "1+1>2" is realized, the method is simple and convenient to operate, easy to master, obvious in effect, reliable and stable, the direct production cost is between the cost of the soilless substrate seedling transplantation technology and the cost of the existing farmland direct sowing technology and is controllable and limited, the crop production and efficiency increasing effects are obvious, and the method is suitable for large-area production and application and has remarkably strong creativity, novelty and practicability. Compared with the existing farmland direct sowing technology, the method has the advantage that soilless seedling raising substrate soil is additionally added into sowing holes, and the advantages are mainly embodied in high emergence rate, high seedling percentage, strong seedlings, high resistance, high growth speed, early maturation and production increment.
Owner:荆州农业科学院

A method for breeding cytoplasmic male sterile lines of eggplant resistant to Verticillium wilt and Fusarium wilt

ActiveCN104335894BExcellent horticultural traitsPlant genotype modificationEarly maturationPollen
The invention relates to a selective breeding method of a cytoplasmic male sterility line of an eggplant resisting to greensickness and blight, and belongs to the technical field of plant breeding. The method is characterized in that blight-resisting male sterile plants of filial generations between African red eggplant (Solanum aethiopicum group Aculeatum) and 'Seven-leaf Eggplants' are used as female parents; a single greensickness-resisting plant of filial generations between wild eggplants (S. linnaeanum) and 'Suzhou Ox Horns' is used as a male parent; the female parents and the male parent are hybridized; the male sterile plants resisting to the greensickness and the blight are selected from the filial generations; five generations are continuously backcrossed by taking the 'Suzhou Ox Horns' as the male parents; the male sterility line 'SaetC1' is selectively bred by observing and identifying fertility, resistance to the greensickness, resistance to the blight, and horticultural characters; the male sterility line 'SaetC1' belongs to a no-pollen type sterile line and has the advantages of 100% sterile plant rate, early maturation, 10-11 early flowering nodes, bar-shaped fruits with 25-30cm longitudinal diameter and transverse diameter of 5.0-6.0cm of, black purple commodity pericarp, resistance to the greensickness and the blight, and use as the female parents of a selectively-bred eggplant hybrid variety.
Owner:JIANGSU ACADEMY OF AGRICULTURAL SCIENCES

A method of no-tillage direct-seeding winter wheat in dryland mulched cornfield

The invention discloses a tillage-free method for directly seeding winter wheat into a dry-land mulching film cornfield. Corns are subjected to hole sowing at proper time after fertilization, deep tillage, raking, chemical herbicide spraying and mulching film coverage are executed according to requirements of direct seeding of winter wheat in a tillage-free manner in the spring; after the corns are harvested in the autumn, the corn straws are cleared away, and the mulching film is retained, so that the winter wheat can be directly subjected to hole-sowing on the mulching film in the tillage-free manner. The tillage-free method for directly seeding winter wheat into the dry-land mulching film cornfield has the beneficial effects that density resistance and high yield mid-maturation and early-maturation corns are selected; after the corns are harvested, the soil work is reduced, and the winter wheat can be sowed at proper time; the soil water content and the ground temperature are increased when the winter wheat is sowed after the corns are harvested; seedlings are tidy consistently and grow robustly; after the corns are sowed in a full-film double-ridge trench, and the tillage-free directly sowed winter wheat can be sowed on the ridges, so that the surface area of the soil is enlarged, and the light capturing amount is increased; the phenomenon of low ventilation and light transmittance property of conventional flat planting is well avoided; the yield and the benefit are increased; the effect is obvious.
Owner:DRYLAND AGRI INST GANSU ACADEMY OF AGRI SCI

Method for promoting early maturation of cotton

The invention provides a method for promoting early maturation of cotton, and belongs to the technical field of cotton production, the method comprises the following steps: after cotton topping, applying a flower-promoting king cotton molding agent. According to the method, after cotton topping, the flower- promoting king cotton molding agent is applied, so that the cotton rapidly develops in the later period, blooms in advance, and boll opening in advance of the cotton is promoted. The method mainly aims at solving the problems that due to bad weather (such as early early frost prediction), the growth period of varieties is long, cotton plants are too vigorous, green and late ripening due to water and fertilizer, the growth period is delayed after cotton topping, and cotton cannot normally open bolls. According to the method, the risk that cotton farmers are immature in autumn is reduced, the early maturing of the cotton can be effectively promoted, the boll opening and fertility process is advanced by 3-5 days, the problem of cotton output reduction caused by lagging of the cotton growth period is solved, the method plays an important role in promoting the early maturing of the cotton and smooth boll opening, the economic benefit of cotton farmers in planting the cotton is improved, and the the method is a feasible and practical technology.
Owner:XINJIANG ACADEMY OF AGRI & RECLAMATION SCI
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