237results about How to "Increased fresh weight" patented technology

The invention discloses a bacillus atrophaeus strain DPPG-28 and an application in crop disease control, and belongs to the field of agricultural biotechnology. The strain is separated from soil of drip irrigation fields with damping off in tomato processing production areas, and has an accession number of CGMCC No. 9394. The strain can be used for biological control of crop pathogens such as rhizoctonia solani, pythium aphanidermatum, alternaria solani, phytophthora capsici, tomato scab fungi, and the like; the control effects on tomato damping off, capsicum early blight, and cotton damping off reach respectively 74.17%, 66.83%, and 70.12%; the strain can significantly improve the crop germination rate, plant height, fresh weight, and dry weight at the seedling stage. The strain of the invention has high-efficient wide-spectrum germicidal activity, and has wide application prospects in biocontrol agents.

The invention discloses a seedling raising method for oil-used peony seeds. The method comprises the steps of (1) selecting seeds; (2) soaking the seeds for disinfecting; (3) treating the oil-used peony seeds of step (2) by using cold plasma generated by atmospheric dielectric barrier discharge for 50-60 seconds; (4) preparing a treatment solution containing 0.25mg / L of gibberellin, 2mg / L of indoleacetic acid and 3mg / L of calcium chloride; (5) performing variable temperature stratification: mixing the oil-used peony seeds treated in step (3) with fine sand, perlite and vermiculite in a ratio of 1:(3-5):(1-2):(1-2), adjusting the humidity to 40-50%, and performing variable temperature stratification in a constant temperature incubator according to three stages; (6) sowing; and (7) performing seedling management. By adopting the seedling raising method for the oil-used peony seeds, seed dormancy can be effectively broken during breeding, so that seeds are quickly germinated, germination of seeds is accelerated, the emergence rate of seeds is improved, the emergence time is shortened, the emergence is even, and the growth indexes of young seedlings such as fresh weight, plant height, root system and the like are improved to different degrees; and the method does not have pollution to the environment.

The invention relates to a sorghum seed initiator under saline-alkali stress. By using distilled water as a carrier, the sorghum seed initiator is prepared from 5-8 ppm of SA (salicylic acid), 800-1000 ppm of PEG (polyethyleneglycol), 10-22 ppm of GA4 (gibberellin), 100-120 ppm of ethrel and 80-100 ppm of Bavistin.

The invention relates to a biochar-based fertilizer for restoration of heavy metal contamination of arable soil. The biochar-based fertilizer is composed of, by mass, 50% of biochar, 15% of micropowder of water-chilled dreg from a blast furnace, 30% of fresh cow dung and 5% of a composite biological inoculum. As the biochar and the micropowder of water-chilled dreg from the blast furnace undergo strict screening and effective component activation, the pH value of the soil is increased, the granular structure of the soil is improved, adsorption effect on heavy metal elements in the soil is effectively strengthened, and soil heavy metal restoration effect is enhanced; and in the composite composed by the biochar, the micropowder of water-chilled dreg from the blast furnace, the fresh cow dung and the composite biological inoculum according to a certain proportion, the biochar improves adsorption of heavy metals in a soil solution, the micropowder of water-chilled dreg enhances the silicon utilization rate of crops under the action of an activator, the crops prevent and control migration of heavy metals to the bodies of plants while absorbing silicon so as to reduce heavy metal content in the crops, and the biochar and the micropowder of water-chilled dreg have synergistic interaction in controlling of absorption of heavy metal elements in the soil by the crops.

The invention relates to a method for culturing, planting and mycorrhizal production of dendrobium officinale kimura et migo, comprising the following steps of: (1) culturing mycorrhizal fungi by utilizing a solid or liquid culture medium, wherein the mycorrhizal fungi are mycorrhizal fungi LP2 deuteromycotina Fusariumsp, mycorrhizal fungi LP3, or mixed strain deuteromycotina Verticilliumsp of the mycorrhizal fungi LP2 deuteromycotina Fusariumsp and the mycorrhizal fungi LP3; (2) culturing tissue culture seedlings of the dendrobium officinale kimura et migo; (3) preparing a nutrient solution; (4) carrying out water culture and training the tissue culture seedlings; and (5) carrying out planting and mycorrhizalculturing of the dendrobium officinale kimura et migo. The method for culturing, planting and mycorrhizal production of the dendrobium officinale kimura et migo, provided by the invention, can promote growth of dendrobium officinale kimura et migo seedlings obviously; and compared with a contrast plant, the dendrobium officinale kimura et migo cultured by inoculating pathogen has increased rooting numbers, high survival rate, longer plant length, better growth vigor, obviously expanded internodes, obviously big stems, improved fresh weight and dry weight and obviously enhanced stress resistance of a pathogen-inoculated plant.

The invention discloses an application of an activator protein prepared from Alternaria tenuissima by microbial fermentation to a pesticide preparation. The activator protein from Alternaria tenuissima which is prepared from Alternaria tenuissima by fermentation and special extraction processes is a single and stable protein with biological activities. The protein can be prepared with glucosamine oligosaccharides and related protein protectants into wettable powder, the protein can be combined with a receptor protein on a plant cell membrane, in order to induce increases of a series of related enzymatic activity and gene expression quantity in the plant, stimulate a series of metabolism regulation in the plant, promote growth of roots, stems and leaves of the plant, increase chlorophyll content, and increase crop yield. The wettable powder prepared by the protein from Alternaria tenuissima completely accords with each national index, and has the effects for preventing and controlling plant virus diseases, greatly improving physiological functions of plants, enhancing disease resistance of plants, and increasing crop output to a certain degree.

The invention provides an environment-friendly foliar fertilizer which consists of nutrient fluid and aminosugar solution. The foliar fertilizer can effectively control the disease of soft rot, improve the indexes of fresh weight, stem thickness and the like. The foliar fertilizer has simple production process; under the condition of achieving the equivalent effects compared with a similar product on the market, the cost for the foliar fertilizer is reduced by 30 percent, thereby facilitating large-scale popularization and application.

The invention relates to a Paenibacillus polymyxa Jaas ed2 with the functions of disease prevention and growth promotion to crops and application thereof, and belongs to the technical field of intensive agriculture production. The bacterial strain Jaas ed2 adopted by the invention has been preserved at the General Microbiological Culture Collection Center of China Microbiological Culture Collection Administration Committee on Sep. 18th, 2012 with the preservation number of CGMCC No.6580. The bacterial strain has the antagonistic activity to verticillium lecanii of eggplant, oxysporum of watermelon and other various pathogenic fungi, can enter plants of eggplants and watermelons in case of lower concentration of bacterium for colonization and conduction in the crops, can be used for promoting growth and preventing diseases of crops, and particularly has excellent control efficiency to soil-borne vascular bundle diseases, is low in production cost, simple to operate, facilitates ecological environment protection for farmlands, and reduces pesticide residue when used as a preparation, thereby meeting requirements for production of nuisance free agricultural products in China.

This invention relates to Bacillus subtilis and its application. Bacillus subtilis Jaas ed1 is stored in China General Microbiological Culture Collection Center on Dec. 12, 2005 with a number of CGMCC No.1564. Bacillus subtilis Jaas ed1 can enter crops with a low bacteria solution concentration, and colonize in crops. Bacillus subtilis Jaas ed1 has good effect on preventing plant diseases, especially soil-borne diseases. Besides, Bacillus subtilis Jaas ed1 can promote plant growth and produce various antibacterial metabolites, and has such advantages as low cost, easy operation, no pollution and no harm.

The invention belongs to the field of plant tissue culture, and particularly relates to a method for promoting rooting of a butterfly orchid tissue cultured seedling by utilizing an LED light source. The method specifically comprises the following steps: (1) performing induced culture by taking a butterfly orchid flower as an explant to obtain a cluster bud; (2) multiplying and culturing the cluster bud obtained in the step (1), dividing the multiplied and cultured cluster buds into single buds and inoculating the single buds into a rooting culture medium; (3) culturing and rooting the cluster buds which are inoculated into the rooting culture medium in mixed light consisting of three single-color lights including red light, blue light and far-red light. According to the method, the treatment of the mixed light added with the far-red light promotes the growth of the roots of butterfly orchid seedlings, so that accumulation of dry matters is increased, and the growth of the underground parts is not inhibited; meanwhile, the method has the advantages of lowering the production cost and saving energy.

The invention discloses a sugar-increasing high-yield green planting method for beta vulgaris. The method comprises the following steps: step 1, selecting seeds and performing pretreatment; step 2, preparing a traditional Chinese medicine sterilizing liquid; step 3, sterilizing the seeds through immersing; step 4, preparing a seed coating agent specially used for the beta vulgaris; step 5, treating the seeds of the beta vulgaris with the seed coating agent; step 6, accelerating germination; step 7, raising seedlings; step 8, pretreating planting land; step 9, transplanting the seedlings; step10, performing management in a seedling stage; step 11, performing leaf surface management in the seedling stage; and step 12, performing harvesting. The method provided by the invention significantlyimproves the virus resistant and mildew resistant ability of the seeds, so that the germination energy and the seed vitality are significantly improved, the seeds have a high seedling emergence rateand a quick germination speed, microenvironments for germination and seedling growth are excellent, the yield and the sugar content of the beta vulgaris can be significantly increased, the costs are reduced, the benefits are improved, and the method provides powerful guarantee for large-scale planting, and has higher practical value and good application prospects.

The invention relates to bacillus halotolerans SY1836 and application thereof. The bacillus halotolerans SY1836 has an accession number of CGMCC No. 20080 and is a biocontrol bacterium separated and obtained from saline-alkaline soil. According to the application, verified by experiments, the bacillus halotolerans SY1836 has a relatively good effect of antagonizing various botanical pathogenic bacteria, can be used for effectively lowering a disease index of capsicum when the bacillus halotolerans SY1836 is applied to a growth process of the capsicum, and has a remarkable phytophthora blight control efficiency. The bacillus halotolerans SY1836 simultaneously can be used for remarkably improving plant height and fresh weight of the capsicum during growth and has an important significance inphytophthora blight prevention and control and planting of the capsicum.

The present invention provides a seed-treating agent consisting of nutrient solution and amino sugar.The invention also discloses a technique of preparing the seed-treating agent.After performing a sprinkle treatment to crop seeds by using the seed-treating agent of the present invention, main indicators such as average radical number, tillering number, stem diameter, fresh weight and the like of a single plant can be improved substantially, and disease infestation can be reduced effectively.Nay, the production process of the seed-treating agent is simple, under a condition of a same effect, the cost of the seed-treating agent is reduced, comparing with that of the like products, and the invention breaks a new path for the production of non-pollution farm commodity.

The invention provides a stenotrophomonas sp C1-13 strain, which is preserved with a preservation number of CGMCC NO.12835. The stenotrophomonas sp C1-13 strain can significantly promote the growth of cucumber seedlings. Pot experiments show that the stenotrophomonas sp C1-13, in comparison with blank control, can improve the fresh weight of the cucumber seedlings by 42.85%, dry weight by 34.97% and plant height by 27.00%.

The invention provides an osmoregulation initiation method of cotton seeds under low-temperature stress. The osmoregulation initiation method comprises the following steps of: preparing an initiating agent of the cotton seeds under low-temperature stress; in a cleaning ware, arranging warm water with the temperature of 40-45 DEG C and the water amount being 5 times of the volume of the seeds, immersing the seeds into the warm water, continuously stirring, stopping stirring when the water temperature falls to 20 DEG C, and filtering water; diluting the initiating agent of the seeds by 500 times, pouring the initiating agent of the seeds into the ware, soaking for 22-26 hours, wherein the use amount of the initiating agent of the seeds is twice of the volume of the seeds and the temperature is set to be 40 DEG C; and filtering the seeds, bleaching for once or twice with clean water, absorbing the moisture, putting the seeds into a special oven for back drying, setting the temperature to be 40 DEG C, controlling the water content in back drying to be 7.5%+ / -0.2%, and sowing or storing the seeds immediately.

The invention discloses a corn special controlled-release composite fertilizer which comprises the following ingredients in parts by weight of: 120 to 180 parts of potassium chloride, 150 to 180 parts of diammonium phosphate, 100 to 550 parts of large-granule urea, 50 to 120 parts of ammonium sulfate, 110 to 360 parts of granular superphosphate and 8 to 80 parts of composite control agent, wherein the composite control agent contains urease inhibitor, nitrification inhibitor, ammonium sulfate and clay. The corn special controlled-release composite fertilizer releases nutrients aiming at nutritional demand characteristics at various stages of corn growth, is synchronous in fertilizer nutrient supply amount, strength and time as well as corn growth demands, and has low production material cost.

The invention relates to a growth promoting strain used for promoting banana growth and a microbial organic fertilizer produced with the same, belonging to the intensive agriculture production technology. A growth promoting strain NJAUYL-25 is isolated and is inoculated into a microbial decomposition mixture of thoroughly decomposed pig manure composts and rapeseed meal to undergo solid fermentation to prepare the microbial organic fertilizer, namely the microbial organic fertilizer with the function of promoting banana growth. The fertilizer contains more than 1*108cfu / g of growth promoting bacteria and has total nitrogen content of 4-5% (more than 90% of organic nitrogen), total nitrogen, phosphorus and potassium nutrient of 6-10% and organic content not less than 45%. The test results indicate that after the microbial organic fertilizer, compared with chemical fertilizers which are only applied, is applied to the continuous cropping soil of bananas, the fresh weights and heights of banana seedlings are respectively increased by 1.89-5.77 times and 45.6-122.0% 30-50 days after the banana seedlings are planted. Banana growth can be effectively promoted by applying the bio-organic fertilizer in successive years.

The invention belongs to the field of plant tissue culturing, and in particular relates to a method for promoting rapid propagation of cluster buds of a butterfly orchid by utilizing an LED (Light Emitting Diode) light source. The method comprises the following steps: (1) inducing the generation of cluster buds by taking a pedicel of the butterfly orchid as an explant; (2) cutting the cluster buds obtained in the step (1) into simple buds or bunch buds and inoculating the simple buds or the bunch buds into an enrichment medium; and (3) by taking an LED capable of emitting red light or emitting warm white light as a light source, culturing the cluster buds which are obtained in the step (2) and are inoculated into the enrichment medium under the LED capable of emitting red light or emitting warm white light. According to the method, the number of the single buds of the cluster buds is obviously increased; the dry weight, the fresh weight and the plant height of the cluster buds are all increased; and the production cost is lowered and energy conservation is realized.

The invention discloses a method for breeding aconite which comprises the following steps of: soaking seed with GA3 solution, sowing seeds, managing after sowing, transplanting, and the like. Before the aconite seed is sown, the aconite seed is soaked in a GA3 solution having a concentration of 400mg / L to 1000 mg / L, in order to obviously promote the germination percentage and the germinating energy of the aconite seed, increase the fresh weight of the over-ground part of the aconite seedling, and emerge rapidly and orderly. The growing of the aconite seedling can be boosted and the earthnut diameter can be increased by using a proper sowing and managing method so as to decrease the breeding cost of the aconite and promote the yield of the aconite.

The invention relates to a tea tree hexose transporter gene CsSWETE17 and application thereof in regulating and controlling plant vegetative growth and seed size, belonging to the technical field of biological genetic engineering. The nucleotide sequence of the tea tree hexose transporter gene CsSWETE17 is shown in SEQ ID NO. 1; wherein the protein sequence is shown as SEQ ID NO. 2. According to the tea tree hexose transporter gene CsSWETE17 and the application of the tea tree hexose transporter gene CsWETE17 in regulating and controlling plant vegetative growth and seed size, proteins coded by the CsWETE17 gene have conservation and important biological functions in different plants. The tea tree hexose transporter gene CsSWETE17 and application thereof in regulating and controlling plantvegetative growth and seed size provides an important and possibly universal gene resource for regulating and controlling plant vegetative growth and seed size, and provides excellent candidate genesfor cultivating varieties for leaf use and seed use.

Paphiopedilum armeniacum is one of paphiopedilum with great visual value, and has unique shape and long flowering phase. In the invention, the paphiopedilum armeniacum is used as a material, nitrogenous fertilizer with certain concentration is applied under greenhouse control condition to regulate the nutrient stage and the breeding growth stage, and good effect is obtained. The invention has the advantages of simple method, strong operability, simple and available materials, remarkable regulation effect and the like, and can bring high economical benefit for industrial production and culture of the paphiopedilum armeniacum.

The present invention belongs to the field of flower cultivation, and in particular relates to a method for improving the mechanical strength of stalks of peony cut flowers According to the method, in a growing process from a peony leaf-expansion period to a full-bloom period, a sodium silicate solution with the concentration of 100-2000 mg / L is applied to perform spraying on branches and leaves of peony by using an atomizer; and the spraying is performed weekly. The method is simple and convenient to operate, easy to be promoted and applied in production, and the medicine cost and the labor cost are relatively low. The method not only can significantly improve the mechanical strength of the peony flower stalks, wherein the maximum amplitude is 26.75%, but also can improve indexes of stalk diameter, flower bud diameter, fresh weight and the like, thereby effectively improving the quality of the peony cut flower.

The invention discloses a method for utilizing LED delayed supplementary lighting to promote rice seedling raising. The method comprises the following steps that firstly, a plant growth lamp is utilized to emit blue light for delayed supplementary lighting at a trefoil stage of rice growth; then, the plant growth lamp is utilized to emit compound red and blue light for delayed supplementary lighting at a five-leaf stage so as to promote rice seedling growth. By adopting a combined light supplementing mode, the seedling strengthening index is higher than that of exclusive use of supplementing of blue light or exclusive use of supplementing of cooperative red and blue light, the light supplementing time can be saved, and the method has the advantages of being low in energy consumption and high in efficiency.

The invention relates to a method for enhancing the mitsuba seed germination rate, which comprises the following steps: soaking mitsuba seeds in salt water with the mass concentration of 15 to 18%, clearing floating dopants and shrivelled seeds, cleaning the seeds with clean water, soaking the mitsuba seeds cleaned by the clean water in benomyl of 500 to 1000 times, fishing out, and trickling moisture; soaking the trickled mitsuba seeds in gibberellin solution with the concentration of 150 to 300 mg / L for 11.5 to 12.5 hours at the temperature of 23 to 27 DEG C, then soaking in lukewarm water of which the water temperature falls from 55 DEG C to 35 DEG C gradually for 5.5 to 6.5 hours, placing the mitsuba seeds soaked by the lukewarm water in a breeding plate, and accelerating germination under a temperature alternating condition. The method takes certain process measure to the seeds before the sow to improve the germination rate and the sow quality of the seeds, is good to save the seed dose, meanwhile also promotes the initial grow of the germchit, and enhance the resistance of the plants.

The invention discloses a special fertilizer for folium llicis latifoliae trees and a production method of special fertilizer. The special fertilizer is characterized by being prepared from the following raw materials in parts by weight: 40-50 parts of an inorganic fertilizer, 20-30 parts of organic matters, 0.1-0.5 part of microelements, 0.05-0.1 part of a fertilizer activating agent, 0.1-0.5 part of a water-retaining agent, 0.1-0.5 part of a soil conditioner and 0.05-0.1 part of a pest repellent. The specific fertilizer has effects of nitrogen fixation, phosphorus activating and potassium dissolving, contains the microelements to supplement nutrition for folium llicis latifoliae trees in the growing process, can also increase the content of organic matters in soil and improve soil environment, and also has an effect of repellanting pests. After the fertilizer is applied, the folium llicis latifoliae trees grow well, the quality is improved, the yield is increased by 10 percent, and the economic benefit is greatly increased.

The invention discloses a soil anaerobic disinfection method for preventing and controlling tomato bacterial wilt. The method specifically comprises the steps of adding 2-4% by mass of rice bran, wheat bran, tea seed bran or peanut bran to soil containing ralstoniasolanacearum comb.nov; performing full uniform mixing; performing anaerobic treatment for 3-5 weeks in a waterflooding way or in a way of irrigating water to field capacity and covering an airtight membrane; and removing the membrane and keeping the idle state for a few days, so that plant seedlings can be transplanted. The soil treated with the method has good prevention and control effects for the tomato bacterial wilt; the prevention effect of a tray-based planting experiment is 100%; the plant height, stem thickness and fresh weight of a tomato can be remarkably increased; and the tomato growth can be greatly facilitated. The method has the advantages that the tomato bacterial wilt is controlled from the soil source, the prevention and control effects are good, no negative influence is caused to the environment, and the like; and the method has relatively high application potential.

The invention discloses a method and a system for plant culture. Through obtaining the illumination intensity of a light-supplementing light source for a plant and judging whether the illumination intensity is more than a first set value or not, the illumination intensity of the light source is regulated to be more than the first set value when the condition that the illumination intensity is more than the first set value is not met; through obtaining the frequency of the light source and judging whether the frequency of the light source meets that f is not less than 1Hz but is not more than 10KHz or not, when the condition that the f is not less than 1Hz but is not more than 10KHz is not met, the frequency f of the light source is regulated to meet that the f is not less than 1Hz but is not more than 10KHz; through obtaining the duty ratio of the light source and judging whether the duty ratio meets that D is not less than 50 percent but is not more than 90 percent or not, when the condition that the D is not less than 50 percent but is not more than 90 percent is not met, the duty ratio of the light source is regulated to meet that the D is not less than 50 percent but is not more than 90 percent. Through setting three parameters at the same time, the control on the plant culture is realized. By adopting the method and the system, which are provided by the invention, the chlorophyll content, the fresh weight, the dry weight and the leaf area of the plant are all improved to different extents; the power consumption is decreased to some extent; the electric-energy conversion efficiency is improved to some extent; therefore, the energy-saving and yield-increasing effects are achieved to different extents.

The present invention relates to Paenibacillus polymuxa and its applications, which is from a kind of prevented disease and spurred development plant. It belongs to prevented and controlled disease technology fields of crop. The Jaas cd can enter, propagate and transmit into the body of this plant on the condition that the lower chroma of bacterium, meanwhile, it can promote growth, increase output and prevent disease, especially to prevent passes disease. This Jass cd is widely used in reagent, the price is cheap, manipulation is simple, it does good to prevent field zoology environment, reduce rudimental prison, it suits to Chinese yielding requirement of non-social effects of pollution farm produce.

The invention discloses a test tube breeding method of a lilium oriental hybrid seed ball, and relates to a flowering plant tissue culture seedling method. The test tube breeding method comprises the steps of scale selection and disinfection, scale induction, bulblet propagation and test tube balling. The scale induction is completed as follows: cutting and taking the bases of scales, inoculating the stem bases on an induction culture medium of MS (Murashige and Skoog medium) + 6-BA (6-benzylaminopurine) 2mg / L + NAA (naphthalene acetic acid) 0.2mg / L + sucrose 40g / L + agar 7g / L; conducting propagation for 30-40d, then inoculating the bulblet in an enrichment medium of MS+6-BA 2mg / L + NAA 0.2mg / L + sucrose 40g / L + agar 7g / L for propagation; and after two months, inoculating the bulblet in a balling-up culture medium (pH 5.8) of MS + 6-BA 0.2mg / L + NAA 0.5mg / L + CCC (chlormequat chloride) 150mg / L + sucrose 80g / L + agar 7g / L, with illumination density of 2,000-2,200lx, 14h / d, and temperature of 23-25 DEG C until the balling-up is completed. The test tube breeding method of lilium oriental hybrid seedball has the following advantages: the diameter and the raw weight of the seed ball are increased obviously, the transplanting survival rate of the seed ball is increased, and the breeding period of the commodity seed ball of the lilium oriental hybrid seed ball is shortened, so that the production cost is lowered.

The invention relates to the technical field of plant gene engineering and provides a transcription factor ZmNLP9 from corn and an application of the transcription factor ZmNLP9. The transcription factor has the nucleotide sequence shown in SEQ ID NO.1 and the encoded amino acid sequence shown in SEQ ID NO.1. Compared with a receptor arabidopsis thaliana, arabidopsis thaliana transferred by use ofthe transcription factor has the remarkably increased fresh weight, increased in-vivo amino acid content and total nitrogen content and notably increased main root length.