110results about How to "Improve root vitality" patented technology

The invention discloses a multifunctional seedling cultivation substrate which comprises the components of EM fermented maize straws, perlite, vermiculite and prohexadione calcium, wherein the volume ratio of the EM fermented maize straws, the perlite and the vermiculite is 6: 3: 1, and the amount of the prohexadione calcium is 10-20g/m<3>. The multifunctional seedling cultivation substrate can control excessive growth of seedlings and can effectively prevent side effects of sprayed conventional growth inhibitors, and cultivated seedlings are superior to existing conventional seedling cultivation substrates in root activity, strong seedling index, yield and other aspects. Meanwhile, using amount of grass carbon is reduced, grass carbon resource saving is facilitated, and the purposes of resource utilization of agricultural wastes and environment pollution reduction are achieved.

The invention discloses a selenium-rich nutrient solution for a pear. The nutrient solution comprises, by weight, 20 to 30 parts of magnesium sulfate, 5 to 15 parts of zinc sulfate, 10 to 15 parts of copper sulfate, 10 to 25 parts of iron sulfate, 10 to 25 parts of urea, 8 to 15 parts of potassium sulfate, 10 to 15 parts of potassium dihydrogen phosphate and 25 to 40 parts of sodium selenite. Through application of the nutrient solution provided by the invention, selenium content of the pear can be substantially increased, production of the pear is promoted, net weight of fruit is increased, resistance of the pear to insect attack is enhanced, and attack by diseases and insect pests is reduced.

The invention discloses a method for adopting an LED (Light Emitting Diode) lamp for supplementing cucumber seedlings with light. The method comprises the following steps: adopting red and blue light combination for supplementing the cucumber seedlings with light under the condition of natural low light level (light intensity less than or equal to 35micromol.m2.s1), wherein the wavelength of the red light is 630-650nm, the wavelength of the blue light is 430-450nm and the density ratio of effective photosynthetic light quantum of the red light and the blue light is 2 to 1(2R1B) or 1 to 2(1R2B); adjusting the current of LED lamp power supply, for achieving the supplementary light intensity of 50-100 micromol.m2.s1; supplementing light at regular time by adopting a timing controller, wherein the light supplementing time is from 6 am to 6 pm in each day. According to the method provided by the invention, the LED lamp combined with different red and blue light ratios is adopted for supplementing the generally cultured cucumber seedlings with light; the method has the obvious boosting effect on the cucumber seedlings; the stem diameter, complete stool weight, strong seedling index, single plant leave area, root activity, net photosynthetic rate, SOD activity and POD activity of the cucumber seedlings can be effectively increased; the culturing for strong seedlings is realized.

The invention relates to a soilless culture trough and an application thereof, and belongs to soilless culture equipment. The soilless culture trough comprises a foamed plastic trough body and is characterized in that a plastic film is lined on the inner wall of the trough body, river sand is filled at the lower part of the trough body, a culture medium is arranged at the upper part of the trough body, a piece of braid shield fabric is arranged between the river sand and the culture medium, a vent pipe is buried at the bottom of the river sand, a piece of non-woven fabric wraps the outer wall of the vent pipe, one end of the vent pipe extends out of the trough body, the other end of the vent pipe is closed, and air vents are formed in the wall of the vent pipe. The purpose of uniform air outgoing of the vent pipe is realized by using a simple method in which the non-woven fabric and the sand are adopted, and the cost is low. Problems in four major medium soilless culture planting processes, including medium warming, medium ventilation, medium drainage and medium sterilization, are solved by one set of vent pipe, and one pipe can be used for multiple purposes.

The invention relates to a humic acid synergistic ammonium phosphate and a production method thereof. The fertilizer comprises the components in parts by weight as follows: 0.05-1.5 parts of a humic acid synergist and 98.5-99.95 parts of ammonium phosphate. The humic acid synergistic ammonium phosphate slows fixing of phosphorus in the soilin soil and increases the utilization rate of a phosphate fertilizer on the basis of nutrient releasing and utilization; the agricultural operation can be simplified on cultivation; the nutrient utilization rate can be increased (by 5-10%) on the benefit; nutrient loss can be reduced, secondary pollution is avoided, and the agriculture production cost is reduced; the humic acid synergistic ammonium phosphate has the characteristics that raw material sources are wide, transportation and application of the fertilizer are convenient, the mechanical operation is facilitated, and the like; and the addition technology is simple and the cost is low in the ammonium phosphate production, so that the humic acid synergistic ammonium phosphate has a wide application prospect in synergistic ammonium phosphate production and industrial promotion.

The invention discloses a pesticide application method for improving peanut yield. The method comprises the following steps: (1) preparing pesticides; (2) uniformly mixing a pesticide A, a pesticide B and water based on a weight ratio of (52-58):(245-255):(72,000-78,000), and spraying the pesticides to leaf surfaces for the first time in the initial bloom stage of peanuts; (3) uniformly mixing the pesticide A, the pesticide B, a pesticide C and water based on the weight ratio of (53-57):(248-252):(18-22):(12,000-18,000), and spraying the pesticides to the leaf surfaces for the second time in a pegging stage of the peanuts; and (4) uniformly mixing the pesticide A, the pesticide B and the water based on the weight ratio of (54-56):(24-26):(13,000-17,000), spraying the pesticide to the leaf surface for the third time 15 to 20 days before the peanuts are harvested. In the method, multiple pesticide groups are adopted in the whole peanut growing period, and can be crossly and repeatedly used, so that various diseases of the peanuts can be effectively prevented and controlled, trace elements required in each growing stage of the peanuts can be fulfilled, the peanuts have more fruits with plump grains, and premature decay of the peanuts in the later stage can be effectively prevented. Furthermore, the vigorous growth can be effectively controlled, the fruit setting percentage of the peanuts can be improved, and the yield is improved by 40 percent.

The invention relates to an activated sludge organic fertilizer. The activated sludge organic fertilizer utilizes activated sludge as a main raw material; a plurality of components like straw powder, waste domestic fungi and pyroligneous liquor are added; and the pyroligneous liquor is beneficial for improving vitality of roots of crops, promoting absorption of nutrients by plants, accelerating fermentation speed, reducing a production period and lowering production cost. Compared with traditional organic fertilizer, the activated sludge organic fertilizer provided by the invention has the advantages that compatibility is more reasonable; more complete nutrient elements are provided; harmful components like heavy metals in the activated sludge are removed; full play is given to nutrients like polysaccharides, proteins, trace elements and a plurality of mineral matters in the activated sludge; and through cooperation between the activated sludge and other components, the activated sludge organic fertilizer is capable of regulating nutrient equilibrium of plants and improving disease resistance of plants. The activated sludge organic fertilizer realizes recycling of residual activated sludge left after treatment of sewage, saves resources, is beneficial for environmental protection and enables agricultural production to be in virtuous circle and be sustainably developed.

Disclosed is a preparation method of a seedling matrix based on solid waste. The preparation method involves matrix material determination, preparation step determination and preparation proportion determination. According to the method, the solid waste is used as the material of the seedling matrix, and the solid waste is selected from wormcast and a mixture of saw dust and slag. The preparation method comprises the steps that after the saw dust and the slag are smashed respectively, the saw dust and the slag are sieved, powder-shaped saw dust and powder-shaped slag are obtained, and the powder-shaped saw dust and the powder-shaped slag are mixed according to the volume ratio of 1:1 to obtain the mixture of the saw dust and the slag; the wormcast is sieved to obtain wormcast fine powder; the mixture of the saw dust and the slag is mixed with the wormcast fine powder according to the weight ratio of 1:3 to obtain the material of the seedling matrix. According to the preparation method, the solid waste of the slag, the saw dust and the wormcast replaces the non-renewable resources such as turf, vermiculite and perlite to be used as the basic material for preparing the seedling matrix, and therefore the seedling cost is greatly lowered. The material of the seedling matrix realizes recycling of the solid waste while improving seedling stress resistance and cultivating strong seedlings.

The invention discloses an agricultural machine and agricultural technology integrated fertilizer application method for increasing the yield and the quality of corns in cold areas. The fertilizer application method comprises the following steps of applying a seed fertilizer at the depth of 10-15cm on a position 6-8cm away from a seedling side by using a technology for deeply applying a fertilizer at a machine side, carrying out additional fertilization at the depth of 15-20cm between two rows of seedlings in a big-ridge double-row cultivation mode; and carrying out additional fertilization at the depth of 15-20cm at a ridge side 15-20cm away from the seedling side in a small ridge cultivation mode. The dosages of nitrogen, phosphorus and potassium at all cultivation and growth stages of corns under the condition that the total dosage of pure nitrogen, phosphorus and potassium is definite are distributed as follows: pure nitrogen in the applied seed fertilizer accounts for 30-40% of the total nitrogen content, pure phosphorus in the applied seed fertilizer accounts for 100% of the total phosphorus content (P2O5), pure potassium in the applied seed fertilizer accounts for 70-80% of the total potassium content, pure nitrogen for additional fertilization accounts for 60-70% of the total nitrogen content, and pure potassium for additional fertilization accounts for 20-30% of the total potassium content. By using the fertilizer application method, the fertilizer application period is consistent with the fertilizer requirement law of the corns, meanwhile, the dosage forms of nitrogen fertilizer and phosphate fertilizer are regulated, the colony in the vegetative period of the corns is kept not over-productive, the colony quality of the corns is improved, the nutrient requirements of the corns can be met at the late growth stage, and the root activity of the corns can be improved.

The invention relates to a compound amino acid fertilizer synergist which is suitable for a drop irrigation or microspray irrigation system, and a preparation method of the compound amino acid fertilizer synergist. The method comprises the steps of preparing a mixed catalyst, preparing a mixed amino acid salt, preparing a polymeric amino acid salt, preparing auxiliary materials, preparing the compound amino acid fertilizer synergist and the like. After the compound amino acid fertilizer synergist is adopted, the root activity of corns at the seedling stage is remarkably improved by more than 35%; compared with common urea, the urea added with the compound amino acid fertilizer synergist is capable of remarkably increasing the kernels per spike and the hundred-grain weight of the corns respectively by 15.5% and 3.8%, the yield is increased by 19.7%, and the apparent utilization rate of nitrogenous fertilizer is improved by 9.85%.

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 provides a method for increasing low-temperature resistance of a rice seedling stage and belongs to the technical field of rice planting. The method comprises the following technical steps: 1) irrigating saline water to rice seedlings raised in a seeding tray 2-5 days before the seedlings are transplanted and spraying saline water to rice seedlings raised in fields two days before the seedlings are transplanted; and 2) spraying saline water to the rice seedlings 1-3 days before low temperature comes according to weather forecast. The method for increasing the low temperature resistance of the rice seedling stage, provided by the invention, has the advantages as follows: the design is reasonable; the root activity is enhanced through carrying out sodium chloride pre-treatment on the rice seedlings; the content of partial water in the rice fields is kept; impermeable materials and organic soluble material saccharose are increased; the antioxidase activity is enhanced; the content of scavenge oxygen free radical materials is increased; and the low-temperature resistance of the rice is finally achieved.

The invention provides a bacillus cereus strain, which is named as YN917 and is preserved in the China Center for Type Culture Collection on October 29, 2020, and the preservation number is CCTCC NO: M2020655. The strain can be used for treating and preventing rice blast, has a good control effect on the rice blast, has protection and treatment effects, can promote rice growth, can be processed and developed as a potential biological control agent and a biological inoculant for rice cultivation, and has a good application prospect.

A root system rejuvenating agent for agricultural crops is prepared from mononitrified guaiacol sodium (1-1.5 Wt. Portions), naphthaleneacetic acid (0.8-1.2) and distilled water (70). It has high effect to greatly increase yield of agricultural crops.

The invention relates to an organic ecological matrix for soilless culture and a preparation method thereof and belongs to the technical field of soilless culture. The organic ecological matrix for soilless culture, provided by the invention, comprises the following materials: 35-50% of rotten abandoned padding of a fermentation bed, 10-15% of rotten straws, 15-35% of rotten vinegar residues and 15-20% of medical stone, wherein the water content is 25-45%, the organic content in dry ingredients is more than or equal to 30%, the total nutrient content (N+P2O5+K2O) is 2.5-5%, the total porosity is 65-80%, the matrix volume weight is 0.48-0.63g.cm<3>, EC is 1.26-2mS.cm<1> and pH is 5.85-7.5. The organic ecological matrix is suitable for being used as the matrix for soilless culture of solanaceous vegetables. After the organic ecological matrix provided by the invention is applied to the solanaceous vegetables, the plant height, stem diameter, leaf area index, blade chlorophyll content, root activity, yield and fruit quality are obviously increased. For example, after the organic ecological matrix is applied to tomatoes, the plant height, stem diameter, blade chlorophyll content, root activity, yield and fruit quality of the tomatoes are all obviously increased, especially, the Vc content and sugar-acid ratio of the tomatoes are obviously increased.

The invention relates to a pesticide application method capable of improving the wheat yield. According to the method, Baitai, Oubo, Gaoqiao, Shileshi, Alika, Handilong, monopotassium phosphatem, microelement mixed liquor high efficiency and low toxicity agentia are adopted; the method is carried out in four stages: wheat seed dressing stage, wheat standing and jointing stage, wheat heading stage and wheat filling stage; as the pesticide is applied according to different growth stages of the wheat, more than 90% diseases of the wheat can be efficiently controlled, the quality and the yield are improved, the medium trace elements required for the middle and later periods of fertility of the wheat can be met, the premature senility of the wheat at the later period can be prevented, the resistance to natural disasters is enhanced, and the pesticide application method is particularly suitable for planting of wheat.

The invention discloses an intercropping method of loach in Zizania aquatica field, and relates to the technical field of agricultural cultivation. The intercropping method includes steps of (1), land selection; (2), soil preparation; (3), construction of cultivation field; (4), construction of a temporary rearing field; (5), preparation for seedlings; (6), transplanting and field planting; (7), cultivation of loach fry; (8), field management. The method can realize the intergrowth of loach and Zizania aquatica, and is ecological and environment-friendly, simple in operation; the cultivation scale of loach can be enlarged, and the loach cultivation development is promoted.

The invention discloses special fertilizer for water grass for rice-fish complex planting and breeding. The special fertilizer is prepared from the following raw material components in parts by weight: 20 to 30 parts of potassium sulfate type slow release fertilizer, 8 to 24 parts of humic acid, 18 to 25 parts of ammonium sulfate, 15 to 20 parts of calcium magnesium phosphate fertilizer, 4 to 8 parts of diaminoferric xanthohumate, 6 to 12 parts of attapulgite, and 6 to 10 parts of composite root growth promoting agent. According to the special fertilizer for the water grass for rice-fish complex planting and breeding provided by the invention, growth characteristics and fertilizer requirement laws of the water grass for rice-fish complex planting and breeding are combined, so that accuratenutrition is provided for the water grass, the water grass can quickly grow roots and grow continuously and are promoted to grow new roots and grow new buds, the water grass is developed in root systems and robust in stems, a soil holding force of the water grass is improved, the root amount is increased, the root taking vitality of the water grass is improved, the resistance of the water grass can be also improved, and the requirements of a rice-fish industry on the water grass are met.

The invention relates to a ginkgo fertilizer and a fertilizing method thereof, which can obviously improve the root system activity, the single leaf area, the chlorophyll concentration, the photosynthetic rate and the leaf yield of a ginkgo. The ginkgo fertilizer comprises foliar fertilizer, wherein the foliar fertilizer comprises Mg, Zn and Mo, the mass ratio of which is 0-3.0:0.10-0.50:0.05-0.20. As an improvement, the ginkgo fertilizer also comprises root fertilizer, wherein the root fertilizer comprises N, P and K the mass ratio of which is 1.6-6.4:0-3.2:1.6-3.2. The fertilizing method ofthe ginkgo fertilizer comprises the following steps: respectively preparing the Mg, the Zn and the Mo in the foliar fertilizer into a solution with the concentration of 0-3.0 percent, a solution withthe concentration of 0.10-0.50 percent and a solution with the concentration of 0.05-0.20 percent; and applying same doses of the three solutions with equal content to the leaf surfaces total three times since the end of May, wherein the fertilizing interval is 15 days. The leaf surface fertilizing method is matched with the public known root fertilizer fertilizing method.