180results about How to "Promote vegetative growth" patented technology

The invention relates to an interplant method of camellia oleifera and torreya grandis young growth. The interplant method of the camellia oleifera and the torreya grandis young growth is characterized in that peanut and upland rice are interplanted at intervals between the camellia oleifera and the torreya grandis young growth, and the peanut and the upland rice interchange positions in the nest year. The interplant method of the camellia oleifera and the torreya grandis young growth has the advantages that the upland rice provides shade for the camellia oleifera or the torreya grandis so that expense of sheltering nets is reduced, interplanted the upland rice and the peanut can store water and keep moisture for the torreya grandis young growth so as to avoid water and soil loss, the peanut provides nitrogen needed during in the early stage of production of the camellia oleifera by means of a biological nitrogen fixation function of the nodule bacteria so that nitrogenous fertilizer is saved, intercropping and crop rotation of the interplanted crop can not only avoid damage, caused by continuous cropping, to the soil but also have functions of restraining occurrence and spread of plant diseases and insect pests and isolation, tend is replaced with cultivation, weeds are restrained, management cost of the camellia oleifera or the torreya grandis is reduced, the utilization rate and the copping index of the forest land are improved and economic benefits are increased.

An organic selenium-enrichment rice planting method comprises the following steps that (1) EM original solutions, brown sugar or molasses and water are mixed and cultured in a sealing mode to prepare mother liquor, and the mother liquor and organic fermentation materials are subjected to mixing sealing fermentation to prepare EM organic fermentation fertilizer; (2) silicon fertilizer and dry fine soil are stirred and mixed and then are mixed into the EM organic fermentation fertilizer, and the fertilizer is applied to a field before field ploughing; (3) EM original solution seed soaking and sowing are carried out; (4) an EM original solution diluent is used as weaning fertilizer and before-transplanting fertilizer; (5) strong seedlings are selected for transplanting, and during field ploughing, the EM original solution diluent is sprayed; (6) seedling roots are soaked in the EM original solution; (7) rice chaff grass control is carried out; and (8) after seedling transplanting growth resuming, the EM original solution diluent is used for topdressing, fertilizer is applied in a spraying mode for one time from an initial ear period to a full heading period, and selenium-enrichment agents are mixed into the EM original solution diluent. The planting method is easy to operate, high in yield and organically environmentally friendly, weeds, pests and diseases can be effectively controlled and prevented, and rice obtained through the method has the advantages of being high in selenium content, good in quality and high in food safety.

The invention discloses a high-activity seaweed fertilizer specially used for peanuts and a preparation method thereof and belongs to the technical field of production of crop specially-used fertilizers. The high-activity seaweed fertilizer is prepared from following raw materials comprising: urea, monoammonium phosphate, a calcium magnesium phosphate fertilizer, potassium sulfate, borax, EDTA chelating iron, EDTA chelating manganese, EDTA chelating zinc, ammonium heptamolybdate, a seaweed extraction liquid and seaweed residues. Compared with a fertilizer in the prior art, the high-activity seaweed fertilizer specially used for the peanuts is reasonable in formula, is complete in nutrition, can achieve an effect of increasing yield of the peanuts and improving quality of the peanuts.

The invention relates to the fields of organic agriculture and fertilizers and discloses an organic high-efficiency compound liquid fertilizer and preparation and application methods thereof. The organic high-efficiency compound liquid fertilizer is composed of, by weight part, 174-400 parts of enzyme concentrate, 15-50 parts of complex vitamins, 3-15 parts of biochemical fulvic acid potassium, 5-15 parts of cellulase, 3-10 parts of enzyme protecting agent and 550-800 parts of high-concentration microelement and medium trace element chelating solution. The organic high-efficiency compound liquid fertilizer is rich in various nutrients, the contained enzyme concentrate achieves bactericidal and antiviral effects and the like and can effective prevent crop diseases and pest and enhance resistance to pathogenic bacteria; meanwhile, the organic high-efficiency compound liquid fertilizer is convenient to use, diversified in application manner and high in crop absorption efficiency and can improve the yield and quality of crops after being applied.

The invention relates to an antagonistic bacterium for preventing the fungal diseases of broccoli as well as a preparation method and the application of a microbial preparation of the antagonistic bacterium, and belongs to the field of biological prevention and treatment of crop diseases. The invention provides a strain of brevibacillus brevis BBC-3 with the collection number CGMCC No. 9622, a production method of a microbial preparation containing the brevibacillus brevis, and also the application of the brevibacillus brevis BBC-3 or the microbial preparation in preventing and treating the fungal diseases of the broccoli. The brevibacillus brevis BBC-3 with the collection number CGMCC No. 9622 is obtained by virtue of preliminary screening and secondary screening, wherein a plate opposing test is performed for the preliminary screening and a liquid fermentation liquid is adopted for the secondary screening; the brevibacillus brevis BBC-3 is capable of effectively preventing and treating a plurality of fungal diseases of the broccoli, such as gray mold, downy mildew, stalk break, black rot and black spot, and has the prevention and treatment efficiency of above 70%; in addition, the brevibacillus brevis BBC-3 is good in environmental safety and has excellent development application prospect.

The present invention provides a plant flying catkin inhibitor. It is characterized by that its raw material composition includes gibberellin, naphthaleneacetic acid and indolebutyric acid. Besides, it also can include solvent and water. Said invention also provides its preparation process and application method.

The invention relates to a cultivation method for planting summer cress in a vegetable greenhouse. The cultivation method comprises the following steps of: (1) selecting high-temperature-resistant variety; (2) forcing germination of seed stems; (3) covering with a 50-70% sunshade net; (4) plowing and finishing field surface to be flat, smooth, mashed and mature; (5) spreading and arranging the seed stems; (6) covering with rice straw; (7) tapping furrow surface with a square hoe or wood board so that the seed stems and the rice straw are coated by a layer of slurry; (8) scientifically managing and controlling fertilizer and water; (9) spraying gibberellin and additionally fertilizing at roots 4-7 days before harvesting; and (10) picking in proper stage. According to the cultivation method provided by the invention, by covering with the sunshade net, cool microclimate is built; by covering with rice straw and slurry, the survival rate of the seed stems is improved; by supplying enough fertilizer, the vegetative growth of cress is promoted; and by spraying gibberellin, the summer cultivation difficulty of cress is better solved. In addition, by adopting the cultivation method provided by the invention, water and drought crop rotation in the vegetable greenhouse is realized, and a simple and efficient new way is found for preventing and controlling continuous cropping drawback.

A comprehensive improvement method for salinized soil includes S1, applying fertilizer; S2, performing soil preparation, namely building an arc-shaped gentle slope every 5-10 meters and digging an open trench between bottoms of every two arc-shaped gentle slopes; S3, laying pipes and irrigating, namely laying rotating micro sprinklers at the tops of the arc-shaped gentle slopes; S4, sowing suaeda salsa; S5, irrigating; S6, picking vegetables; S7, transplanting plants from late October to early November after seeds of the plants are mature and part of the seeds fall off. The comprehensive improvement method has the advantages that the salinized soil of coastal saline and alkaline land can be restored pointedly, improvement time can be shortened, and economic benefit can be achieved.

The invention discloses a planting method of salvia miltiorrhiza. The planting method comprises the steps of 1 land selecting and preparing; 2 seedling raising and transplanting, wherein root propagating, cutting propagating, seed propagating and seedling raising through plastic film mulching are performed; 3 field managing, wherein flower picking, top dressing, draining and irrigating and disease, pest and weed damage preventing and controlling are performed; 5 harvesting, wherein salvia miltiorrhiza roots are harvested and excavated when the overground parts are withered in October to early November of the next year after planting or before germination in Spring of the third year, and large-scale artificial salvia miltiorrhiza planting is achieved.

The invention relates to a cauliflower planting method, and belongs to the technical field of vegetable planting. The cauliflower planting method includes the steps: (1) performing land preparation and basal dressing; (2) performing field planting; (3) performing field management including water, fertilizer, temperature and illumination intensity management in a growth period and disease and insect pest prevention and diseased residual leaf treatment. According to the cauliflower planting method, nutrition supply in the cauliflower growth period is ensured by a reasonable field management mode including control of temperature, illumination, humidity and nutrition elements such as nitrogen phosphorus potassium content in different periods, obtained cauliflowers have large, solid and fresh ball-flowers with attractive appearance, cauliflower yield and quality are greatly improved, and the overall production yield of the cauliflowers is improved.

Methods and compositions for modulating plant development are provided. Polynucleotide sequences and amino acid sequences encoding isopentenyl transferase (IPT) polypeptides are provided. The sequences can be used in a variety of methods including modulating root development, modulating floral development, modulating leaf and/or shoot development, modulating senescence, modulating seed size and/or weight, and modulating tolerance of plants to abiotic stress. Polynucleotides comprising an IPT promoter are also provided. The promoter can be used to regulate expression of a sequence of interest. Transformed plants, plant cell, tissues, and seed are also provided.

The invention provides a preparation method of a multifunctional light-conversion thin film added with rare earth and relates to the technical film of thin films. The multifunctional light-conversion thin film is composed of low-density polyethylene (LDPE), linear low-density polyethylene (LLDPE), metallocene polyethylene, a rare-earth light conversion agent, an anti-ageing agent and an antifogging agent. The preparation method is characterized by particularly comprising the following steps of: (1) mixing the LDPE, the rare-earth light conversion agent, the anti-ageing agent and the antifogging agent; carrying out drying treatment on the mixture; after drying the mixture, extruding and granulating through a granulating machine; and drying and sieving grains to obtain a master batch; (2) mixing the LDPE, the LLDPE, mLLDPE and the master batch; mixing, and extruding and carrying out film blowing through an extruding machine; drawing and winding after cooling by an air ring to obtain a finish product; and (3) checking and packaging the finished product, and storing to obtain the multifunctional light-conversion thin film added with the rare earth. The multifunctional light-conversion thin film added with the rare earth can improve the photo-thermal effectiveness, enhances the photosynthetic capacity of crops, and increases the accumulation of dry substances; the content of chlorophyll, starch and sugar in the crops is improved and the absorption capability of nitrogen is improved, the yield of the crops is increased and the quality is improved; and meanwhile, the multifunctional light-conversion thin film added with the rare earth has the properties of long service life, antifogging property and the like.

The invention belongs to a plant chlormequat drought resistance agent which is prepared by the following ingredients in parts by weight: 12-17 parts of trinexapac ethyl, 8-12 parts of chlormequat chloride, 12-17 parts of paclobutrazol, 23-27 parts of uniconazole and 28-32 parts of morphactin. The plant chlormequat drought resistance agent has a dwarfing effect to lawn plant; with the plant chlormequat drought resistance agent, the needed flat trimming is little, water for irrigation is little, the leaves are straight and upright, the root system develops well, and the resistance to frost and drought, saline alkali, diseases and insects is good; and the plant chlormequat drought resistance agent has the advantages of low toxicity, high efficiency, environment-friendly performance and low consumption.

The invention belongs to the technical field of plant molecular breeding and biology, and discloses application of a PLD (phospholipase D) epsilon gene in increasing nitrogen nutrition effective utilization and seed yield of crops. The nucleotide sequence of the PLD epsilon gene is shown as SEQ ID NO:1, or has a similarity more than or equal to 60 percent as the nucleotide sequence shown as SEQ ID NO:1. The invention also discloses a method for increasing nitrogen nutrition effective utilization and seed yield of rape. Tests prove that growth and occurrence of lateral roots of rape can be promoted due to overexpression of AtPLD epsilon either in nitrogen starvation or nitrogen sufficiency condition, increase of rape leaf tissue cell growth and biological yield can be reinforced, absorption transportation and assimilation metabolism processes of rape plants can be promoted, which are particularly indicated in that the expression quantities of genes NTR1.1 and NTR2.1 related to overexpressed plant N transportation are remarkably higher than that of a wild type, and the nitrogen absorption rate is remarkably higher than that of the wild type.

The invention relates to a planting method of purple perilla, and belongs to the technical field of planting of traditional Chinese medicinal materials. The planting method of purple perilla comprises the following steps: (1) leveling the land and applying base fertilizer; (2) field planting, namely, planting plants on a ridge according to the standard of 25 to 35cm planting distance and row spacing; (3) performing field management, namely, 1, pruning branches and leaves; 2, managing water and fertilizer in the growth period; 3, harvesting and managing leaves; 4, preventing and controlling pest and disease damage. According to the planting method of purple perilla, the dimension of the ridge and the reasonable planting distance are arranged, the field management is performed, and therefore, single purple perilla and the whole nutrition (including air, sunshine, water, CO2 and other nutritional elements) can be balanced, the advantages of photosynthesis can be played into full, and as a result, the output of purple perilla is increased; meanwhile, the transmittance of light of the ridge is 35 to 45%, the permeability of the inner part of the plant is high, and thus the pest and disease damage of the purple perilla plants can be decreased.

The invention provides a composite soil modifying agent and a preparation method and application thereof. The composite soil modifying agent is prepared from the components, by weight, of 100 parts of microbial agent, 1-50 parts of micro-nano material and 0.1-50 parts of medium trace elements; the microbial agent is obtained by fermentation of bacillus, and the micro-nano material of 0.01-1 ppm is added in the fermentation process. According to the composite soil modifying agent, the usage amount of the fertilizer can be reduced, the soil is modified, the crop pest is reduced, and the yield and the quality of the crop are improved.

The invention discloses a compound fertilizer containing rare earth double salt and a preparation method thereof, and belongs to the field of agricultural fertilizer. The compound fertilizer comprises a rare earth double salt, a solid fertilizer and an additive, wherein the rare earth double salt, calculated as rare earth oxide, accounts for 0.01-10wt% of the compound fertilizer weight; the solid fertilizer, calculated as N, P2O5 and K2O, accounts for 25-86wt% of the compound fertilizer weight; and the additive accounts for 1-5wt% of the compound fertilizer weight. The rare earth double salt is prepared by mixing a solution containing rare earth ions or industrial wastewater, a solution containing ammonium ions and / or alkali metal ions and a solution containing at least one of sulfate radicals, nitrates, oxalates and carbonates or industrial wastewater, and carrying out a precipitation reaction. A product is prepared by steps of raw material crushing, mixing, and extruding granulation or disc granulation. The rare earth double salt of the invention has characteristics of low moisture hygroscopicity and easiness for blending, and can substitute rare earth nitrate and rare earth chloride to be added into a compound fertilizer to increase rare earth compounding property and utilization efficiency.

The invention discloses a selenium-containing microelement foliage fertilizer for selenium-enriched cultivation of crops and a preparation method of the selenium-containing microelement foliage fertilizer. The foliage fertilizer is prepared from the following raw materials in parts by weight: 5-7 parts of sodium borate, 2-3 parts of ammonium humate, 5-7 parts of chelated iron, 4-6 parts of sodium selenite, 8-12 parts of fulvic acid potassium, 5-7 parts of a selenium yeast extract, 4-8 parts of dual-enzyme yeast, 1-2 parts of allicin, 3-4 parts of selenomethionine, and 3-7 parts of glutamic acid fermenting mother liquor of which the pH is 3-4. The foliage fertilizer disclosed by the invention is rich in selenium elements, and other raw material drugs are matched for use, so that the adsorption of crop leaf surfaces to nutrient elements such as selenium and the like can be promoted, the content of elements such as selenium and the like in crops is increased, further the content of the elements such as the selenium, the iron and the like in crop products is increased, the nutrient growth, the reproduction and the growth of crops can be promoted at the same time, the fruiting rate is increased, the stress tolerance of the crops is enhanced, the utilization rate of fertilizer constituents is high, and the quality of products is improved.

The compound fertilizer composed of (wt%) N 10-13, P 3-15, K 5-20, Ca 3-15, Mg 1-8, B 0-1, they are grinded, mixed, prilled, dried, cooled and screened to produce the compound fertilizer. the raw material used by this compound fertilizer is agricultural fertilizer sold in market, the compound fertilizer can provides ntrition required by loquat growing, blooming and fruiting.

The present invention relates to DYAD genes, mutants thereof, and use of them for making plants that retain heterozygosity of the female parent plant. The invention also encompasses plants, plant tissues, and seeds of plants that have a dyad phenotype and so retain heterozygosity of the female parent, either constitutively or conditionally. The invention is useful for propagating desired hybrid phenotypes in a manner of an apomictic plant and for increasing the ploidy of a plant genotype, which may result in plants having increased biomass.