32results about How to "Improve vitality index" patented technology

The present invention discloses one kind of seed coating agent for raising cold resistance of super sweet corn seed. The seed coating agent is mixture of cold resisting components including dimethyl sulfoxide 0.5-5 wt% and praline 0.005-1 wt%; nutritious components including glucose 0.1-2 wt%, vitamin C 0.01-0.5 wt%, amino acid 0.5-7 wt%, zinc sulfate 0.05-0.5 wt% and potassium dihydrogen phosphate 0.05-0.9 wt%; plant growth regulator including gibberellin 0.004-0.025 wt% and naphthylacetic acid 0.01-0.35 wt%; one or two pesticides 0.3-8 wt%; germicide 5-15 wt%; filming including agent chitosan 0.15-2 wt% and gum Arabic 1-8 wt%; penetrant alcohol 2-10 wt%; red pigment as warning color 0.5-1.5 wt% and water for the rest. The present invention can raise the cold resistance of super sweet corn seed, prevent and control diseases and pests, regulate the growth of super sweet corn seed and increase yield.

The invention provides a culture medium for flounder paralichthys lymphocyte proliferation. The culture medium is formed by adding concanavalin A, lipopolysaccharide, phytohemagglutinin, America pokeweed lectins, flounder paralichthys serum, fetal calf serum, mixed deoxygenation mononucleotide, L-glutamine and sodium bicarbonate into a basic culture medium. The culture medium contains the flounder paralichthys serum and various types of mitogen for promoting proliferation of lymphocyte, through effective matching of all ingredients, efficient and rapid proliferation of the lymphocyte can be achieved, the activity index of the lymphocyte is high, the average proliferation activity is as high as 85.33%, and meanwhile the culture medium has good stability and can completely meet the requirement of culturing lymphocyte of the fish molecular immunology and the cytogenetics.

The invention relates to a saline-alkali soil conditioner, prepared from the following components by mass percent: 45-65% of desulfurized gypsum, 25-35% of humic acid and 5-30% of citric acid. The invention also relates to a preparation method and the application of the saline-alkali soil conditioner. The saline-alkali soil conditioner is prepared by blending the low-cost raw materials according to the specific proportion, is simple and convenient to use, and is capable of adjusting the pH of soil, increasing soil organic matters, promoting the formation of a soil aggregate structure and improving the permeability of the soil so as to comprehensively improve the saline-alkali soil from multiple points of view; therefore, the saline-alkali soil conditioner has wide popularization and application prospect.

A method for promoting the germination of ryegrass multiflora seeds and the growth of seedlings is to sow ryegrass multiflora seeds directly in a nutrient bowl equipped with a substrate, sow 1 to 3 seeds per nutrient bowl, and cover the upper layer with a substrate of 1.5 to 2.0 cm. Press lightly, place the nutrient pot on the seedbed, add water to the seedbed to 1~1.2cm from the bottom of the nutrient pot, the water will completely infiltrate the substrate, before emergence, add water at any time so that the moisture content of the substrate is 35~40%, after germination, spray indium Indoleacetic acid IAA solution. The invention can make the germination rate of ryegrass multiflora seeds high, which can be as high as 93%, the germination index is high, which can be as high as 53, the vitality index is high, which can be as high as 448 or more, the growth of seedlings is good, the whole plant of seedlings can reach more than 11cm, and the seedlings can The length is more than 8.4cm, the root length can be more than 2.5cm, the fresh weight of the whole plant can reach more than 4g, the fresh weight of the seedling can reach more than 1.48g, and the fresh weight of the root can reach more than 2.4g. The cycle is short, the method of the invention is simple and reliable, and is worthy of market promotion and application.

The invention discloses a method for regulating growth of festuca arundinacea in a hot summer environment by a sludge mixed seed soaking solution, which comprises the following steps: the sludge / rare-earth mixed seed soaking solution is composed of a sludge leaching solution and a rare-earth solution in a weight ratio of 1:1, wherein the sludge leaching solution is prepared by mixing sludge and distilled water in a weight ratio of 1:2, standing for 24 hours and filtering; and the rare-earth solution is a water solution containing 200-400 mg.L<-1> Ce(NO3)3.6H2O or La(NO3)3.6H2O. The experimental result indicates that the sludge mixed seed soaking solution can induce the accumulation of the seedling in-vivo proline, and can maintain the proline on a high level in the strong light and heat activation process, thereby enhancing the growth property of the festuca arundinacea in the field under high-temperature conditions in summer.

The invention discloses a method for treating desert cistanche seeds. The method is characterized in that the raw material medicines comprise an inductive agent, 1-chloromethylsilatrane, Vc and a gibberellin solution. The method has the beneficial effects that the medicine seeds are soaked by using the inductive agent, and anti-freezing, drought resistance, water resistance, cold resistance, light resistance and antioxidant genes of plants are integrated, so that roots of plants are deep and are shortened, disease and cold resistance and insect resistance and repelling are realized; the emergence rate of the cistanche seeds is increased, the root system is prompted to be developed, the root capacity is increased, and problems of low inoculation rate and low benefit in desert industrial and scale development of cistanche in different places at present are effectively solved.

The invention provides application of citrulline in improvement of salt stress resistance of plant seeds. When the citrulline is applied to the plant seeds subjected to salt stress, the germination rate, germination potential, germination index, vitality index, root activity, radicle length and hypocotyl length of the plant seeds subjected to salt stress can be improved, and the seed germination is promoted, so that the effects of enabling the plant seeds to be high in survival rate, yield and quality are achieved.

The invention provides a culture medium for flounder paralichthys lymphocyte proliferation. The culture medium is formed by adding concanavalin A, lipopolysaccharide, phytohemagglutinin, America pokeweed lectins, flounder paralichthys serum, fetal calf serum, mixed deoxygenation mononucleotide, L-glutamine and sodium bicarbonate into a basic culture medium. The culture medium contains the flounder paralichthys serum and various types of mitogen for promoting proliferation of lymphocyte, through effective matching of all ingredients, efficient and rapid proliferation of the lymphocyte can be achieved, the activity index of the lymphocyte is high, the average proliferation activity is as high as 85.33%, and meanwhile the culture medium has good stability and can completely meet the requirement of culturing lymphocyte of the fish molecular immunology and the cytogenetics.

The invention provides a high-efficiency high-yield production method of mycorrhizal fungi, integrates multiple technical characteristics of biological nutrient fluids, tower-shaped plate-type three-dimensional cultivation racks and electrostatic field treatment of host plant seeds, and achieves the effect of high-efficiency high-yield production of mycorrhizal fungi. In the whole production process, the utilization of tower-shaped plates maximizes the use of space and increases the planting area. Considering the nutrient fluid preparation, instead of the conventional inorganic nutrient fluids, organic nutrient fluids which are prepared by fermenting formulated ingredients with microorganisms are adopted and sprayed to the root systems of plants, and the residual fluids are returned to a nutrient fluid tank to achieve the recycling of the nutrient fluids. The purpose of zero discharge is achieved by the symbiosis of microorganisms and plants.

The invention discloses a composite initiator for improving the vigor of degenerated seeds of Angelica dahurica and its application. The present invention uses different ratios of NaCl, KNO 3 The seeds of Angelica dahurica were primed with PEG, and the effects of different priming treatments on the vigor of the deteriorated seeds of Angelica dahurica were analyzed by measuring the germination indexes and physiological indexes of seeds with different priming treatments. The experimental results showed that the germination rate, germination potential, germination index, vigor index, soluble protein and POD activity of Angelica dahurica seeds were increased to varying degrees after being primed with the compound initiator of the optimal treatment combination, and the electrical conductivity decreased. The composite initiator of the present invention not only improves and repairs the damaged membrane system of deteriorating seeds, reduces the conductivity of deteriorating seeds leaching solution, increases the content of soluble protein, enhances POD enzyme activity, and improves seed vigor, but also can be used for field sowing of Angelica dahurica seeds. And provide the basis for the production of medicinal materials.

The invention relates to the technical field of large-scale breeding of plants, and specifically discloses a method for large-scale breeding of Tilia chinensis, comprising the following steps: first, precise seed collection under quantitative detection and monitoring; second, combination of variable temperature stratification and gibberellin The germination treatment of the seeds; the third, sowing the plugs in different holes and sowing industrialized seedlings. The present invention utilizes the correlation between the color change of the linden tree fruit and the fluctuation of the endogenous hormone abscisic acid content to accurately control the timing of seed collection, and significantly improves the germination rate and germination rate of the deep dormant linden tree seeds through the treatment method of the linden tree seeds with hormone and variable temperature. At the same time, it provides a feasible technical process for the large-scale factory production of linden tree seedlings.

The invention relates to a vigor optimizer for improving vigor of hybrid rice seeds and an application method. The vigor optimizer includes trace elements, abscisic acid, brassinolide and gibberellin,and the mass ratio of trace elements, abscisic acid, brassinolide and gibberellin is 10.0:3.0-4.0:5.0-5.5:2.0-2.5. The application of the vigor optimizer can effectively balance various trace elements in the seed inclusions and increase their content, improve the resistance of the seed development process to external adverse environments, optimize seed filling and greatly promote seed vigor formation, the seed emergence rate and germination potential are improved by 1-5%, and the vigor index is increased by about 10%.

The invention provides equipment having ventilation and aeration functions and promoting root growth of seedlings. The equipment comprises a shell, a cultivation box is arranged in the shell, a waterstorage device is arranged at the side part of the cultivation box, a filter net is arranged in the water storage device, the water storage device is arranged on a supporting frame, the cultivation box and the water storage device are connected through a water conveying pipe, and the water conveying pipe is provided with a valve; and a partition plate is arranged in the cultivation box, a soil layer growth zone is located on the partition plate, a hollow cavity is located under the partition plate, water storage chambers are distributed in the hollow cavity, the plant seedlings are located inthe soil layer growth zone, the upper part of the shell is provided with a light shielding cloth, and the light shielding cloth is divided into a light-transmitting layer and a semi-light-transmittinglayer. According to the equipment provided by the invention, the light shielding cloth is arranged, so that light in the shell can be adjusted at any time as weather changes, pests and diseases can be prevented, the plant seedlings are thick and strong, a vigor index of the seedlings is greatly improved, and a yield is increased.