1793results about How to "Improve drought resistance" patented technology

The invention belongs to the technical field of bio-organic fertilizer production, and provides slowly-releasing water conservation biological organic and inorganic compound fertilizer particles and a production method thereof. The fertilizer has the advantages of reasonable structure, unique processing technique, scientific formulation, high fertilizer effect, improved soil physical condition, convenience application, and wide application scope; high-grade bio-organic fertilizer meeting the requirements of organic agricultural vegetable, fruits or food production, or fertilizer having special functions of drought resisting, saline and alkaline resisting and continuous cropping resisting and capable of specially meeting fertilizer requirement rules of various crops can be further designed and developed. The fertilizer effect playing way in the invention is unique, and component parts such as probiotics, inorganic nutrients, regulatory factors, organic matter and the like can be respectively played in time and space. Through the design to fertilizer particle structure and formula, the advantages of organic matter, high concentration of inorganic fertilizer, slowly-releasing efficiency and the special effects of beneficial microorganisms are integrated and slowly-releasing water conservation biological organic and inorganic compound fertilizer particles can be the first choice in replacing organic and inorganic compound fertilizers, compound fertilizers and inorganic slow release fertilizers.

The invention discloses a method for preparing organic fertilizer from paper-making sludge. The materials such as paper-making sludge, amendment are mixed, subjected to high-temperature aerobic fermentation, post maturation and crushing, screened, and mixed with fertilizer of nitrogen, phosphorus, potassium and the like and medium and micro elements to prepare the organic fertilizer. The method has the advantages of simple process, easy operation, obvious innocuous effect, no environmental pollution and little nutrient loss; and the organic fertilizer prepared by the method is widely applied to industrial crops such as vegetables, fruit trees, Chinese herbal medicines, flowers and field crops such as wheat, corn, paddy rice.

The invention relates to nitrogen fertilizers, in particular to a multi-functional slow-release urea fertilizer and a preparation method. The fertilizer comprises urea, a biochemical inhibitor, synergist, water-soluble salt ions of secondary and trace elements necessary for plants and / or beneficial elements for plant growth. By weight percentage, the weight percentage of the urea to the biochemical inhibitor to the synergist is equal to 1: 0.001-0.1: 0.0005-0.05, the salt ions of the secondary and trace elements necessary for the plants comprises one kind or a plurality of kinds of calcium, magnesium, sulfur, ferrum, copper, zinc, manganese, boron, molybdenum and chlorine, the weight percentage of the urea to all the secondary and trace elements necessary for the plants is equal to 1: 0-0.1: 0-0.1: 0-0.06: 0.001-0.03: 0.001-0.01: 0.001-0.01: 0.001-0.008: 0.001-0.01: 0.001-0.005: 0-0.006, the beneficial elements for the plant growth comprise silicon and selenium, and the weight percentage of the urea to all beneficial elements for the plant growth is equal to 1: 0-0.1: 0.001-0.08. The multi-functional slow-release urea fertilizer can promote growth of root systems, invigorate plants, enhance disease resistance, drought resistance and lodging resistance, and stimulate prematurity.

The invention discloses an antitranspirant foliar fertilizer and a preparation method thereof. The antitranspirant foliar fertilizer comprises the raw materials of copper sulfate, ethylene diamine tetraacetic acid, monopotassium phosphate, zinc sulfate, ferrous sulphate, manganese sulphate, ammonium molybdate, composite rare earth, boric acid, sodium dodecyl sulphonate, urea, fulvic acid, hexanoic acid 2-(diethylamino) ethyl ester, compound amino acid, magnesium sulfate, calcium nitrate, ethylene diamine tetraacetic acid, microbial agent, azone and ammonia water. The antitranspirant foliar fertilizer provides nutrient elements and microbial agents which are required by the growth of plants, the rare earth and amino acid and other beneficial elements, can promote the growth of the plants, improve the yield, the quality, the stress resistance of the plants and the absorbing and operating capabilities on trace elements, simultaneously can effectively reduce the transpiration of the plants and is applied to afforesting in arid regions.

The invention discloses a preparation method of an algae amino acid microbial fertilizer, which comprises the following steps: (1) crushing algae, adding water and a fermentation promoter, sterilizing for 20-40 minutes at the temperature of 120-125 DEG C, reducing the temperature to room temperature, adding a composite strain to ferment the mixed solution for 3-5 days at 25-35 DEG C, and adjusting the pH value to 7.2-8.0; and (2) sequentially adding urea and / or monopotassium phosphate and chelating-state trace elements into the solution obtained in the step (1) in a stirring state, and stirring for 20-50 minutes to obtain the liquid algae amino acid microbial fertilizer. According to the invention, algae is subjected to deep fermentation by use of a high-activity microbial agent, the natural active ingredients in algae are perfectly maintained; and due to compatibility with the chelating-state trace elements, the nutrient elements and utilization rate of the fertilizer are improved, and the algae amino acid microbial fertilizer is a novel algae microbial fertilizer for bioremediation and soil adjustment and conforming to ecological balance of animals, plants and microorganisms.

The invention discloses plant stress tolerance correlative protein kinase, an encoding gene and application thereof. The protein refers to the protein of 1) or 2): 1) the protein formed by an amino acid sequence shown by a second sequence in a sequence table; or 2) the plant stress tolerance correlative protein which is formed through the substitution and / or lack and / or addition of one or a plurality of amino acid residue radicals on the amino acid residue radical sequence of the second sequence in the sequence table and is derived from the protein of 1). The encoding gene of the protein is introduced into arabidopsis mutant sos2-1 or wild type arabidopsis for improving the salt tolerance and the drought tolerance of transgenic plants.

The invention relates to a comprehensive utilization method for grass straws. Firstly, cellulose in the straws is utilized to pulp to serve as a raw material of paper pulp; during the pulping, lignin is dissolved in a stewing liquor to become a main constituent of a solid in a black liquor; the lignin is fully refined through the stewing and has easy degradation, and crops are easy to absorb, so the black liquor becomes a good organic fertilizer; at the same time, a fulvic acid with considerable quantity can be formed under conditions of high temperature and high pressure during the pulping, so the black liquor can be prepared into a high-quality fulvic acid fertilizer; the aim of comprehensive utilization of the grass straws is achieved through the steps, and the good economic benefit can be obtained thanks to the fact that the paper pulp and the fulvic acid fertilizer are expensive.

The invention discloses a high-efficiency multi-bacterial activity biogas residue biofertilizer and a preparation method thereof, and relates to the field of farm fertilizers. The biofertilizer is prepared by mixing and granulating 44 to 54 weight parts of biogas residue, 10 to 15 weight parts of potassium chloride, 10 to 15 weight parts of humic acid, 0.4 to 0.6 part of secondary and micro-element, 0.4 to 0.6 weight part of microbe, 5 to 10 weight parts of urea, 10 to 15 weight parts of monoammonium phosphate and 5 to 10 weight parts of ammonium chloride. The high-efficiency multi-bacterial activity biogas residue biofertilizer has the characteristics of better multiple bacteria co-existing environment, stronger bioactivity, higher fertilizer efficiency, complete organic matters, effective micropopulations and chemical nutrients, controlled-release effect and the like, can be used as a fertilizer for rice, also can be used as a fertilizer for Upland food crops, vegetables, melons and fruits and fruit trees, and can improve the fertility of land and the utilization rate of the fertilizer, improve the quality of agricultural products, enhance plant diseases and insect pest resistance and drought resistance, purify and repair soil and the like after being applied.

The invention provides an amino acid foliar fertilizer, comprising the following materials in percentage by mass: 30 to 50 percent of plant amino acid, 1 to 5 percent of compound sodium nitrophenolate, 15 to 25 percent of urea, 5 to 10 percent of ferrous sulphate, 5 to 10 percent of borax, 3 to 5 percent of cupric sulfate, 0.1 to 1 percent of ammonium molybdate, 1 to 2 percent of manganese sulfate, 4 to 8 percent of zinc sulfate, 10 to 20 percent of organic silicon, and the balance water. The amino acid foliar fertilizer has obvious effects of exciting activity of enzyme in crops, improving the photosynthetic efficiency of the crops, accelerating nutrition absorption and operation inside the crops, increasing the content of chlorophyll, improving stem substance accumulation and sugar content, improving crop quality, and enhancing crop drought resistance, disease resistance and immunity and the like, can be absorbed by leaves, stems and roots of various commercial crops, such as Chinese cabbages and other vegetables, so as to lead the crops to be higher, and has remarkable effect in enhancing the performances of root growth, sprouting, seedling strengthening, flower promoting, fruit swelling, fruit protecting and other aspects for the crops.

The invention relates to a cold resistant packing agent, wherein it comprises 5-50% cold resistant nutrient, 10-70% macromolecule water absorber, 0.1-10% disinfector, 0.1-10% antiseptic, 0.01-2% growth adjuster, 0.02-2% cold resistant nutrient, and 0.2-20% oxygen releaser. And the cold resistant sprayer comprises 30-80% cold resistant nutrient, 4-40% cold resistant liquid, 0.02-2. 0% surface activator, 0.001-1. 0% plant growth adjuster and left water. The invention can seed at low temperature. And the cold resistant sprayer can improve the cold resistance of plant / .