49results about How to "Improve tillering rate" patented technology

The invention relates to a universal slow release fertilizer for sugarcane, and scientifically proposes a slow release fertilizer formula, namely N:P2O5:K2O equals to 15:10:5, suitable for wide sugarcane producing areas in China according to a nitrogen, phosphorus and potassium application principle, the nutrient status of soil of the main sugarcane producing areas in China and a fertilizer requirement law of sugarcane. In the formula, the total nutrient content is 30%. The slow release fertilizer is prepared by mixing the following raw materials according to mass ratio: 310-326 kg of urea containing 46% of N, 0-82 kg of monoammonium phosphate containing 49% of P2O5 and 9% of N, 333-556 kg of calcium magnesium phosphate containing 18% of P2O5, 83kg of potassium chloride containing 60% of K2O, 8kg of a fertilizer inhibitor, 2kg of a fertilizer synergist and 25-182kg of fillers.

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.

The invention relates to a special medium-concentration slow release fertilizer for sugarcanes. The slow release fertilizer contains nitrogen, phosphorus and potassium according to the ratio that nitrogen: phosphorus: potassium equals 20: 10: 5. The special medium-concentration slow release fertilizer disclosed by the invention can effectively improve the emergence rate, tillering rate and plant height of the sugarcanes and significantly improve the agricultural yield and sugar yield of the sugarcanes; tests prove that the yield per unit of the sugarcanes and the sugar yield of the sugarcanes are improved; and the quality of the sugarcanes is obviously improved, and the special medium-concentration slow release fertilizer is more suitable for being applied to soil with medium-concentration fertilizers in sugarcane areas in tropical and sub-tropical regions in southern China.

The invention discloses a high-efficiency seedling cultivation method for promoting the premature tillering of sugarcane tissue cultured seedlings, and belongs to the technical field of plant tissue culture. The high-efficiency seedling cultivation method for promoting the premature tillering of the sugarcane tissue cultured seedlings comprises the following steps of after the disinfection treatment carried out on a sand bed, hardening the sugarcane tissue cultured seedlings and then cleaning and disinfecting the sugarcane tissue cultured seedlings, afterwards, planting the sugarcane tissue cultured seedlings on the sand bed, watering enough rooting water, covering with a film, thinly applying compound fertilizer to obtain plantlets after sprouts survive, pruning the seedlings and then transplanting the seedlings in a potted tray which uses bagasse nutrient soil as a matrix, after the plantlets survive, pruning and hardening the seedlings, then thinly applying the compound fertilizer, pruning the seedlings after leaves grow too luxuriantly, and then carrying out field planting with soil in a big field, so as to complete the seedling cultivation. By using the high-efficiency seedling cultivation method for promoting the premature tillering of the sugarcane tissue cultured seedlings, the tillering effect of the sugarcane tissue cultured seedlings can be increased furthest; the high-efficiency seedling cultivation method for promoting the premature tillering of the sugarcane tissue cultured seedlings has excellent effects at the multiplication aspect and the strong seedling aspect of the tissue cultured seedlings, is applicable to the large-scale transplantation of the sugarcane tissue cultured seedlings; not only is the quantity of the sprouts of the sugarcane tissue cultured seedlings increased, but also the survival rate is guaranteed; further, the sprouts grow healthily and strongly; the high-efficiency seedling cultivation method for promoting the premature tillering of the sugarcane tissue cultured seedlings has the characteristics of simple operation, high efficiency and further low cost.

The invention discloses a special long-acting slow release fertilizer for sugarcane. The slow release fertilizer contains nitrogen, phosphorus and potassium according to a ratio of 20:12:5. The slow release fertilizer comprises the following raw materials by mass ratio: 96-190 of ammonium dihydrogen phosphate containing 49% of P2O5 and 9% of N, 149-405 of a calcium magnesium phosphate fertilizer containing 18% of P2O5, 398-416 of urea containing 46% of N, 83 of potassium chloride containing 60% of K2O and 0-180 of a packing material. The packing material is a mixture of clay and dry lime sludge in a mass ratio of (3-7):(7-3); and the water content of the dry lime sludge is controlled to be 5%-10%. By utilizing the fertilizer, the emergence rate, tillering rate and plant height of the sugarcane can be effectively increased, the agricultural yield and sugar yield of the sugarcane are obviously improved, and tests prove that the yield per unit and the sugar yield of the sugarcane are improved; and the quality of the sugarcane is obviously improved, and the fertilizer is applicable to soil with the medium fertility in the sugarcane areas of southern tropics and subtropics in China.

The invention discloses a full-mechanical cultivation method of wheat following rice and aims at a rice-wheat rotation system. The method includes the steps of firstly, sunning the field before rice harvesting, and mechanically harvesting rice; secondly, preparing soil before sowing, wherein different soil preparing manners are adopted according to soil water content; thirdly, using different seedprocessing manners to process selected seeds according to different-disease-degree regions; fourthly, determining an appropriate sowing period according to weather, varieties and soil moisture content, using a sowing machine which integrates sowing, fertilizing and compressing to perform sowing in the appropriate sowing period, and applying base fertilizer during sowing, wherein sowing depth is regulated according to soil moisture content; fifthly, performing filed management; sixthly, harvesting from the late dough stage of the wheat to the full ripe stage of the wheat, and returning crushedwheat straw to the field. By the method, the systematic mechanical cultivation technology can be built, the planting quality of wheat following rice can be increased, and high yield can be achieved.

The invention provides a liquid nitrogen fertilizer. The liquid nitrogen fertilizer comprises a urea nitramine aqueous solution, magnesium sulfate, ferrous sulfate, rapin, calcium, zinc, boron, silicon, a plant growth regulator, a fertilizer inhibitor and water. The nitrogen fertilizer provided by the invention contains three nitrogen forms: nitro form, ammonium form and amide form, is compatiblewith quick acting and long acting (the lasting period is 45 days), and does not contain the biuret; the liquid nitrogen fertilizer is full in water-soluble nutrient, free from impurity and residue, and the utilization rate is up to 90%; the liquid nitrogen fertilizer can be used for spray-irrigating, drop-irrigating and irrigating the fertilizer, and can be used for foliage spraying.

The invention relates to a method for early tillering of sugarcane. The method comprises the following steps: using a paclobutrazol aqueous solution with the concentration of 5-500mg/L to soak seed stems of sugarcane for 8-48 hours, and then planting in the field according to a conventional method. The method has the advantages that in the +2 to +4 leaf stage of the seedling age of the main seedlings of the sugarcane, new seedlings begin to come up, and the tillering time is earlier than the contrast tillering occurrence time for more than three-sheet leaf age. The sugarcane tillering rate is increased by 1-3 times compared with the contrast tillering rate, therefore, the seeding quantity per unit area is reduced, and the productive tillers are added.

The present invention relates to a formula of foliar fertilizer special for sugar canes. According to the weight portions, the foliar fertilizer contains 30 portions of potassium dihydrogen phosphate, 40 portions of borax, 16 portions of magnesium sulfate, 10 portions of zinc sulfate and 4 portions of ammonium molybdate. The foliar fertilizer can effectively solve the problems of nutrient balance, output and low sugar in the sugar canes. Tests have proven that the fertilizer can effectively increase the unit yield of the sugar canes by 0.3 to 0.8 ton per mu, increase the sugar component of the sugar canes by 0.5 to 1.0 percent, and improve the tillering rate and stalk efficiency of the sugar canes. At the same time, the foliar fertilizer can improve the quality of the sugar canes, lower the fiber component of the sugar canes by 0.5 to 1 percent, lower the content of reducing sugar, and increase the gravity purity of sugarcane juice by 1 percent. Thus the foliar fertilizer is more suitable for tropical zones and semi-tropical zones of sugar canes in the southern China. In the preparation method of the foliar fertilizer special for the sugar canes, the fertilizers of the potassium dihydrogen phosphate, the borax, the magnesium sulfate, the zinc sulfate, and the ammonium molybdate are purchased from the market and are required to be qualified for the national standards of fertilizer production. The fertilizers are mixed, crushed uniformly, screened by a 5-millimeter sieve, and bagged; thus the product can be prepared.

The invention discloses a lawn grass fertilizer used in warm seasons wherein the effective constituents in the fertilizer include (by weight ratio), nitrogen 48.7-40.3, phosphorus pentoxide 20.5-15.1, potassium oxide 34.6-28.4, magnesium 5.2-2.8, zinc 2.0-1.0, boron 0.7-0.4, molybdenum 0.2-0.1. Compared with the prior art, the beneficial effects of the invention include full nutrient content, reasonable nourishing proportion, and higher utilization efficiency of fertilizer.

The invention discloses a method for preventing and controlling sugarcane borers by using silkworm excrement. The method comprises the following steps: (1) disinfecting and sterilizing; (2) collectingthe silkworm excrement; (3) performing retting fermentation: transporting the treated silkworm excrement obtained in step (2) to into a silkworm excrement tank, composting the silkworm excrement, andcovering the surface of the silkworm excrement with Ramulus mori powder or rice bran during the compositing of the silkworm excrement in order to achieve retting fermentation; and (4) applying: applying the fermented silkworm obtained in step (3) to sugarcane plantation in the following two ways: A, applying the fermented silkworm obtained in step (3) to sugarcane seed stems as a base fertilizerwhen applied to newly planted sugarcanes, and fattening the sugarcanes with a silkworm excrement bioorganic fertilizer; and B, broadcasting the fermented silkworm obtained in step (3) between lines asa spring fertilizer when applied to stubble sugarcanes, and applying the silkworm excrement bioorganic fertilizer as a stem promoting fertilizer. Compared with traditional methods for preventing andcontrolling s, the method of the invention has the advantages of no toxic or side effects, no pesticide residues, greenness, environmental protection, and remarkable sugarcane borer prevention and control effects, and makes sugarcanes have a worm node ratio of 0, have good growth vigor and many effective stems in the seedling period and have a high germination rate, a high tillering rate, low deadheart rate and a high yield.

The invention relates to a crossbreeding and propagation method of Yingzi No.1 wheat. The method comprises the following steps: (1) selecting Mimai No.6 wheat as a female parent and Mimai No.7 wheat as a male parent for hybridization; (2) castration is performed on the female parent, pollination can be performed after stigmas are mature after 1-3 days, young embryos are stripped after 25-28 days of pollination and cultured in vitro, and F1-generation wheat seeds are obtained; (3) vernalization treatment and generation-adding propagation are carried out on the F1-generation wheat seeds for multiple times to obtain F4-generation wheat seeds; vernalization treatment is carried out on the F4-generation wheat seeds, directional cultivation is carried out, and the Yingzi No.1 wheat is obtained.According to the method, the seed consumption per mu can be reduced by about 30%, the yield is increased by 10% or above on the original basis, and the wheat quality can be improved.

The invention relates to the technical field of sugarcane planting, and particularly discloses a sugarcane root-promoting and seedling-strengthening planting method which comprises the following steps: sugarcane seed stem treatment: soaking sugarcane single-bud seed stems in a coating agent solution, a coating agent comprises the following components in parts by weight: 0.08 to 0.10 part of a bactericide, 0.01 to 0.02 part of indole-3-butyric acid potassium, 0.004 to 0.006 part of alpha-ketoglutaric acid, 0.8 to 1.0 part of compound sodium nitrophenolate, 0.2 to 0.4 part of trehalose, 0.1 to 0.3 part of polyethylene glycol and 1000 parts of deionized water, taking out the sugarcane seed stems, and drying at normal temperature; soil preparation and fertilization; sowing the seeds; the sugarcane seed stems are covered with crushed soil, and then the surface of the crushed soil is covered with a layer of nutrient soil; and spraying a foliar fertilizer at the early tillering stage of the sugarcane. According to the planting method for root-promoting and seedling-strengthening of the sugarcanes, the single-bud seed stems of the sugarcanes are subjected to coating treatment, all components of a coating agent cooperate with one another, seedling emergence and root growth of the single-bud seed stems of the sugarcanes are promoted, and the sugarcanes can grow faster, so that the seeding quantity can be reduced, the yield and quality of the sugarcanes are improved, and the economic benefits of planting are improved.

The invention specifically relates to a wheat sterile line and a maintainance line seed selection method. The invention adopts nearly related hybridization among ordinary breeds of sixfold wheat to cultivate wheat sterile lines and maintainance lines, thereby cultivating sterile lines which can finely keep sterile and also finely reinstate fertility; both the sterile degree and the sterile rate are greater than 95%.

The invention relates to the technical field of sugarcane tissue culture seedlings, and particularly discloses a sugarcane tissue culture seedling outdoor proliferation method. The method includes the steps of tissue culturing, top bud removing, incision disinfecting, strain inoculating, hormone processing, water and fertilizer processing, soil covering, repeated processing, rooting, planting and the like. Finally, single sugarcane tissue culture seedlings with roots are prepared. The method has the advantages that the indoor culturing time of the sugarcane tissue culture seedlings is shortened, production cost is reduced, the seedlings can be dug out to be directly planted in a field after proliferation is completed, and the seedlings are high in adaptive capacity to environment and high in survival rate after being transplanted.