52results about How to "Short plant" patented technology

The invention provides a sweet orange planting method. At a germination stage, 1-1.5kg of a germination fertilizer which is topdressed twice is applied per hole; the germination fertilizer comprises the following raw materials in parts by weight: 15-18 parts of urea, 8-12 parts of ammonium nitrate, 18-20 parts of potassium chloride, 35-45 parts of calcium superphosphate, 20-25 parts of diatomite, 1-2 parts of JT composite bacteria and 20-30 parts of biogas slurry; and at a fruit swelling stage, 3-5kg of a fruit swelling fertilizer, which is topdressed once in ring-shaped ditches with depth of 10-20 cm, is applied per hole; and the fruit swelling fertilizer comprises the following raw materials in parts by weight: 30-35 parts of urea, 40-45 parts of potassium chloride, 25-35 parts of calcium superphosphate, 2-5 parts of magnesium sulfate, 0.1-0.2 part of borax and 20-30 parts of biogas slurry. According to the sweet orange planting method disclosed by the invention, tree growth and fruit swelling needs of sweet orange are met by a proper nitrogen phosphorus potassium ratio; tree seedlings are strong in freezing resistance and resistance to plant diseases and insect pests; and the fruit yield is increased by 15%-20%.

Breeding and matching cultivation techniques of a new high-yield and drought-resistant millet variety (Laojinhuang No. 1) with both grain and grass abundance. Its characteristics are: under the natural conditions of nine droughts and windy conditions in ten years, select the mutant grain varieties with short plants, thick necks, wind resistance, drought resistance, and double abundance of grain and grass; the lineage is stable, and the declining lines and mixed lines are eliminated. Seeding, cultivation, high-yield comparative experiments, disease resistance surveys, stable varieties, and selection of the best among the best; after six years and six generations, a new high-yield and drought-resistant millet variety with strong adaptability to the natural climate and soil of the region has been cultivated and tested. (Old Golden No. 1) and supporting cultivation techniques. Using the present invention can reduce millet production cost, increase yield, and increase economic benefits; the yield of millet per hectare can be as high as 6000-6500kg, which is about 3 times that of common millet; The dream of producing more than 1,000 jin of millet per mu is of great significance to the adjustment of the planting industrial structure, the development of grain production, and the improvement of farmers' income in this region.

According to the invention, there is provided a hybrid maize plant, designated as 31N27, produced by crossing two Pioneer Hi-Bred International, Inc. proprietary inbred maize lines. This invention relates to the hybrid seed 31N27, the hybrid plant produced from the seed, and variants, mutants, and trivial modifications of hybrid 31N27. This invention also relates to methods for producing a maize plant containing in its genetic material one or more transgenes and to the transgenic maize plants produced by that method. This invention further relates to methods for producing maize lines derived from hybrid maize line 31N27 and to the maize lines derived by the use of those methods.

The present invention relates to a method for selecting and breeding ultrahigh-yield peanut species. Said method includes the following steps: using parent 1 and parent 2 and making them implement hybridization to obtain F1 generation; utilizing autocopulation of more than three generations to attain stabilization, in the stable generation using ideal form as object to directionally select single plant; making the single plant undergo the process of one-generation autocopulation, then further selecting line with complete ideal form so as to obtain the invented ultrahigh-yield line.

The invention relates to a breeding method of an early-maturity middle japonica rice variety, and belongs to the technical field of plant breeding. The breeding method comprises: using Yanfeng 47 as a female parent and Xudao No.3 as a male parent to perform artificial hybridization matching in Yancheng of Jiangsu province to obtain F0 seeds, planting the seeds in Sanya of Hainan province in winter of the same year, and performing mixed harvesting of F1 seeds at maturity; performing mixed line planting of generations F2 to F5 in Dandong of Liaoning province, Yancheng of Jiangsu province, Dandong of Liaoning province, and Yancheng of Jiangsu province respectively, planting two parents at the same time for each generation as control, and performing mixed harvesting of seeds at maturity, wherein the maturity period of selected individual plants was between that of the two parents, and other characters are similar to that of conventional breeding; planting a strain identification nursery of the generation F6 in Yancheng, and breeding the generation F7 into a new early-maturity middle japonica rice variety 'Yandao 200', which matures 7-8 days earlier than Xudao No.3 in Jiangsu. The yield, resistance, quality and other indexes of the early-maturity middle japonica rice variety conform to the standard of rice variety approval above the provincial level.

The invention relates to a soil conditioner with a strawberry continuous cropping disease prevention function and a preparation method of the soil conditioner. A continuous cropping agent consists of the following eight raw materials by weight: 60-80 parts of shale, 10-15 parts of zeolite, 0.6-1 part of soybean meal, 2-4 parts of rice bran, 0.6-1 part of rice hull powder, 0.2 to 0.6 part of brown sugar, 1-2 parts of enzyme microorganism, and 1-2 parts of a compound chelating microorganism fertilizer. Strain, rice bran, rice hull powder, a compound chelating agent, soybean meal, brown sugar, shale and zeolite are mixed and stirred, then fermentation is carried out under a certain condition, and after fermentation, the obtained powder can be applied to a field or air-dried (or dried at low temperature) for storage, or extruding granulation is conducted on the fermented powder, and the obtained particles are air-dried (or dried at low temperature) for storage. The invention aims to provide a compound continuous cropping agent which can improve the physical and chemical properties and the microflora of soil, activate soil nutrients and effectively inhibit the soil-borne disease of plant to effectively relieve continuous cropping barrier of crops.

The invention provides a method for creating a short, small and thick chrysanthemum through a transgenic technology, which belongs to the field of plant genetic engineering and transgenic breeding. The method comprises the following steps: cloning a CmYAB3.1 gene from chrysanthemum; constructing a plant expression vector of the CmYAB3.1 gene; transferring into chrysanthemum by adopting an agrobacterium-mediated method, and culturing to primarily obtain a resistant plant. The molecular detection on the transformed plant proves that the CmYAB3.1 gene is already integrated into the genome DNA ofthe transgenic plant and transcribed. Phenotypic observation and statistical analysis are carried out on transgenic plants, and compared with non-transgenic plants, the height of the transgenic plantsis obviously decreased, and stems are thickened. According to the method, the chrysanthemum plant type is regulated and controlled through the transgenic technology, the short and strong plants suitable for the chrysanthemum morifolium ramat are obtained, the novel and practical method is provided for regulating and controlling the important agronomic traits of the flowers through the genetic engineering technology and easily simplifying cultivation, and the method has high application value.

The invention provides a method for producing a disease and insect resisting bio-compound fertilizer special for squash vegetables and an application thereof. The disease and insect resisting bio-compound fertilizer special for squash vegetables is prepared by the following steps: drying ardealite, smashing into 200 to 400 meshes, drying excrements, mixing and fermenting the ardealite and the excrements, controlling the nutrition temperature in the range of 28 to 32 DEG C after sterilizing the culture medium, inoculating various beneficial microorganisms, cultivating respectively, after finishing cultivating, mixing the mixed microorganisms with the prepared fermented mixture in a weight ratio of 1:500 to 1500, adding water to regulate the moisture content in a range of 35 to 55%, stirring uniformly, placing for 3 to 5 days at room temperature, airing till the moisture content in a range of 20 to 30%, and then smashing in order to obtain the product. The product is mainly applied to planting the squash vegetables like hot pepper, cucumber, and the like.

The invention discloses a breeding method for a colorful-leaf dwarfing ornamental oilseed rape line. A Chinese cabbage strain with consistent phenotype is used as a male parent and hybridized with purple-yellow-leaf ornamental oilseed rape used as a female parent, and Chinese cabbage is used as a recurrent parent for backcrossing, so an oilseed rape strain, namely the colorful-leaf dwarf ornamental oilseed rape strain is obtained. The leaf colors of the colorful-leaf dwarf ornamental oilseed rape strain are green, purple, red and yellow in a staggered manner. The leaves of the colorful-leaf dwarf ornamental oilseed rape strain grow like the Chinese cabbage; the colorful-leaf dwarf ornamental oilseed rape strain is short and small, has a height of 60-120 cm and has yellow petals.

The invention discloses an early-maturing efficient planting method for intercropping of greenhouse broad beans and garlic and belongs to the technical field of crop planting. The method comprises the following steps of: intercropping greenhouse broad beans and garlic, ridging and transplanting vernalized broad bean seedlings from the bottom of July to the beginning of October, and sowing garlic in the corresponding period; harvesting the broad bean green pods from the beginning of December to the Spring Festival, harvesting garlic sprouts from the first ten-day period of October to the Spring Festival, and retaining garlic without harvesting the garlic sprouts to the coming year to harvest young garlic shoots and the heads of garlic, wherein 1000-1250kg of garlic sprouts are produced per mu, so that 3000-4500 yuan can be increased per mu; about 1500-2000kg of broad bean green pots are produced per mu, so that the output value per mu of broad beans is about 10000 yuan. The planting method is incomplex in technology and stable in benefit, and the economical benefit is favorably increased and the income of farmers is favorably increased; the utilization efficiency and yield efficiency of land are favorably increased; sterilization and insect dispelling are facilitated, so that plant diseases and insect pests are prevented or reduced, and the cost is lowered and the effect is increased; by reducing nitrogen competition of soil, input of a nitrogen fertilizer is reduced, so that the cost is lowered.

The invention discloses a breeding method for somaclonal variation of caladium bicolor, and belongs to the technical field of genetic breeding of flowers. The method comprises the steps that a tissue culture rapid propagation system of a parent is built in a callus induction way; variant plants with special characters are screened out of offspring groups and numbered, the content of relative nuclear DNA of the variant plants is detected, and when the peak value position of the variant plants is 1.6 to 2.2 times that of the parent, the corresponding plants are determined as preferable plants of the caladium bicolor; a clonal offspring group of the preferable plants is built, multi-year multi-point experimental research is carried out on the main characters of the offspring group, the specificity, consistency and stability of the preferable plant offspring group are verified, and finally the preferable plants are determined as a new variety of the caladium bicolor. According to the method, good variant plants of the caladium bicolor can be effectively obtained, the variant plants can be stabilized fast, an operating method is simple and convenient, the breeding cycle is shortened, and breeding efficiency is improved.

The arabidopsis transcription factor SRG1 gene is applied to regulation and control of plant growth and development. T-DNA of the transcription factor gene SRG1 is inserted into the mutant srg1 to promote plant hypocotyl development, leaf enlargement, plant type enlargement and the like; after overexpression of the transcription factor gene SRG1, hypocotyl development is inhibited, leaf surface area is reduced, and plant type is reduced, which indicates that the transcription factor SRG1 plays an important role in regulation and control of plant development. Therefore, the SRG1 can be used as a potential molecular breeding tool to improve the plant type and increase the plant yield. Homologous genes in crops may have the same or similar functions, so that the homologous genes have important significance in production. The invention discloses the application direction of the transcription factor SRG1 in plant variety improvement, and the transcription factor SRG1 has important value for cultivating large-leaf or high-biomass transgenic plants.

The invention provides a method for interplanting Pseudostellaria heterophylla with Vaccinium bracteatum, and relates to the technical field of agricultural planting. The method comprises the steps ofinterplanting structure determination experiment, planting land selection and planting soil preparation, Vaccinium bracteatum transplanting, Pseudostellaria heterophylla cultivation bed disinfection,Pseudostellaria heterophylla planting, field management after planting, harvesting and the like. According to the method, starting from the biology and cultivation characteristics of Vaccinium bracteatum and Pseudostellaria heterophylla, the optimal interplanting structure for interplanting Pseudostellaria heterophylla with Vaccinium bracteatum is determined by adopting a scientific method, Pseudostellaria heterophylla and Vaccinium bracteatum are reasonably interplanted, one is high, the other is low, one is deep, the other is shallow, one is sparse, the other is dense, a single population is changed into a composite population, and the two are mutually beneficial. By means of reasonable planting density, various resources such as light energy, nutrients, moisture and land are efficiently utilized, a unique soil micro-ecological environment jointly adapted by Pseudostellaria heterophylla and Vaccinium bracteatum is established, soil fertility is improved, prevention and control of pests and diseases are free of pollution, and economic benefits are improved.

The invention relates to an auxin regulation protein, a coding gene thereof, and an application of the protein and the coding gene. The auxin regulation protein is a protein a) composed of an amino acid residue sequence represented by sequence 2 in a sequence table, or a protein b) obtained by substituting and/or deleting and/or adding one or more amino acids to the amino acid sequence residue sequence represented by the sequence 2 in the sequence table, associating with auxin regulation and derived from the protein a). The invention also discloses the coding gene of the auxin regulation protein. The over-expression of the auxin regulation protein and the coding gene can cause the increase of the content of auxin in rice, large plants and long growth period, and the inhibitory expression of the gene causes the reduction of the content of intracellular auxin, short plants, small leaf angles and precocious flowering, so the auxin regulation protein and the coding gene participate in the regulation of plant type and flowering of plants, and have great application prospect in plant breeding.

The invention provides a combined three-dimensional planting and farming method for an ecological tea garden, which comprises the steps: S1, selecting a garden site; S2, establishing a tea garden; S3,interplanting kiwifruit; S4, interplanting clover; and S5, free-ranging native chicken. Tea leaves produced by the ecological planting-farming three-dimensional tea garden are better in freshness, lower in bitter taste and better in quality; and the total annual input cost per mu of the conventional standardized tea garden is low.

The invention relates to the technical filed of special-purpose fertilizer, and more specifically relates to a multi-element special-purpose fertilizer for tobacco. The multi-element special-purpose fertilizer for tobacco comprises the following raw materials by weight part: 22-16 parts of urea, 12-14 parts of diammonium phosphate, 10-14 parts of potassium sulfate, 12-14 parts of calcium superphosphate, 1-3 parts of magnesium sulfate, 1.5-3.5 parts of ferrous sulphate, 1-3 parts of white copperas zinc sulfate, 0.5-1.5 parts of ammonium molybdate, 0.3-0.5 parts of borax, 10-12 parts of humic acid and 1-3 parts of meerschaum. The multi-element special-purpose fertilizer for tobacco is capable of promoting various nutrient required by tobacco growth, increasing the photosynthesis intensity, chlorophyll content and nitric acid reductase activity of tobacco leaf, enhancing disease resistance and lodging resistant capabilities of tobacco strain, and increasing the tobacco leaf output and quality.

The invention belongs to the technical field of gingko cultivation and discloses a method of cultivating tetraploid gingko. The method of cultivating tetraploid gingko comprises the following steps ofoverwintering gingko seeds harvested in autumn after stratification; after the gingko seeds are sowed and emerge in spring in a next year, when cotyledons of gingko seedlings are flattened and the tips of true leaves are just exposed, smearing gingko stem tips by a 0.2% colchicines agar sol, wherein the lengths of the stem tips smeared by the colchicines agar sol are smaller than 0.3 cm; removinga solid gel after 12 hours, treating the stem tips once again, and carrying out continuous treatment for 6 times and totally for 72 hours; and obtaining a tetraploid gingko plant after cytological identification. The method can be used for obtaining the tetraploid gingko plant. The polyploid plant has a giant vegetative mass. The method can be used for enlarging germplasm resources of gingko andincreasing genetic diversity to cultivate novel varieties for polyploidy breeding of gingko. By means of polyploidy breeding, a novel gingko variety which is high in growing speed and high in yield can be cultivated.

The invention discloses a method for selectively cultivating a novel rapeseed material without branches. The method includes steps of utilizing Chinese Twin 11 as wood, utilizing 506C as male parents and carrying out hybridization; carrying out successive selfing from a second year to a fifth year for four generations, analyzing the quality in laboratories, carrying out autumn sowing on selected single plants with the erucic acid contents lower than 1% and the glucosinolates contents lower than 30 micro-mol/g in autumns and carrying out the same procedures until the fifth year; discovering totally 399 plants, including 342 normal rapeseed plants, 43 rapeseed plants with few branches and 14 rapeseed plants without branches, of two pedigrees by means of selfing in the fifth year and carrying out selfing on rapeseed with the few branches and rapeseed without the branches in the current year; carrying out selfing on rapeseed without branches from the fifth year to a seventh year and carrying out selfing homozygosis on the novel rapeseed material without the branches in the seventh year. The field number of the novel rapeseed material is 697, the plant height is 84 cm, each single plant has 42 siliques, and the weight of every one thousand siliques is 4.9 g. The method has the advantages that the erucic acid content of the novel rapeseed material is 0.24%, the glucosinolates content of the novel rapeseed material is 18.21 micro-mol/g, and the oil content of the novel rapeseed material is 50.23%; the novel rapeseed material without the branches is hereditary.

The invention discloses a crossbreeding method for low-stem maize. The maize with plant height which is 1.5m or lower, small tassel, few branches, long spike and long grain is selected as a female provenance, and a maize with plant height 2m or lower, large tassel, sufficient pollen, long spike and long grain is selected as a male provenance, and therefore, a maize plant obtained by hybridizationis short, is suitable for high-density plantation and has the characteristics of high maize yield, stable yield, high disease resistance, resistance to lodging and high stress resistance.

The invention provides a green circulation anniversary production method for interplanting of soybeans and ganoderma lucidum karst. The method comprises the following steps: in July to August in a same year, producing ganoderma lucidum karst bags by using soybean straw instead of wheat bran, and in September to October, collecting ganoderma lucidum karst from the bags for a first round, and simultaneously collecting ganoderma lucidum karst spore powder; burying the bags into dug furrows; in March to April in a next year, interplanting soybeans among the bags, culturing the ganoderma lucidum karst by virtue of land resources and beneficial conditions such as light, temperatures, humidity and atmospheres of a soybean land, harvesting the ganoderma lucidum karst in May to September, and harvesting soybeans in August; and crushing soybean straw to reproduce ganoderma lucidum karst bags, and returning ganoderma lucidum karst dregs as an organic fertilizer into a land. In the interplanting period, no small shed, topdressing or nutrient substance replenishing is needed, and diseases and insects can be also reduced. By adopting the method, the problems that in the prior art, heating is needed for mycelium culture and confliction of ventilation and heat preservation can be caused can be solved, the problem of shortage of energy, raw materials, lands, labor resources and the like can bealleviated, and good practicability and good economic benefits and ecological benefits can be achieved.

The invention relates to the field of insect raising and particularly discloses a light, simple and efficient two-stage harmonia axyridis raising method. The light, simple and efficient two-stage harmonia axyridis raising method comprises the following steps: S1, aphid introduction onto tobacco, wherein aphids are introduced onto tobacco leaves, and then the tobacco leaves with introduced aphids are put in a net room for raising; S2, expanding propagation of tobacco aphids, wherein harmonia axyridis egg blocks are inoculated when the population density of the aphids on the tobacco leaves is greater than 20,000 on each plant; S3, raising of harmonia axyridis larvae, wherein aphids are regularly supplemented before harmonia axyridis pupates; S4, raising of adult harmonia axyridis, wherein anew batch of harmonia axyridis egg blocks are put after all harmonia axyridis pupates, the adult harmonia axyridis is trapped with a one-way light trapping bottle at night after all harmonia axyridisemerges, and the trapped adults are transferred and raised. By adopting the method, the problems of high harmonia axyridis raising cost, smaller individuals of harmonia axyridis and small egg laying amount due to frequent replacement of host plants in the existing ladybird raising process.

The invention provides a method for raising the induction rate of corn haploid inducing breeding.The method comprises the steps of conducting cross breeding on a corn haploid inducing line A and a corn haploid inducing line B, so that F1 serving as an inducing line cross-breeding seed C is obtained; taking C as a male parent, and taking a group D used for selecting a new material as a female parent, conducting cross breeding, and harvesting cross breeding current generation grains, so that corn haploid is obtained, wherein cross breeding of C and D comprises the following steps of watering a female parent plant with tap water with the PH value ranging from 5.5 to 8.0; conducting mist spraying treatment on filaments of the female parent plant which is watered with tap water with the same PH value with tap water with the PH value ranging from 5.5 to 8.0; after the filaments of the female parent emerge, conducting pollination cross breeding on the female parent with pollen of the male parent on the fifth day and the seventh day.By means of the method, the haploid inducing rate is effectively raised, breeding efficiency is improved, less investment is input, and the method is simple, convenient and easy to implement; meanwhile, agronomic traits of cross breeding of the inducing lines are greatly improved, and guarantee is provided for efficient and large-scale haploid induction.