74results about How to "Increase emergence" patented technology

Lipo Chitooligosaccharide (LCO) [NodBj-V(C18:1,Mefuc)] isolated from Bradyrhizobium japonicum strain 532C was able to stimulate seed germination / seedling emergence, or in the case of potato, sprouting, of a number of crop plants representing eight distantly related plant families (Poaceae, Fabaceae, Brassicaceae, Cucurbitaceac, Malvaceae, Asteraceae, Chenopodiaceae and Solanaceae) of plants, at 25 and / or at 15° C. It also promoted sprouting potato minitubers. Other LCOs [NodRM-V(C16:2,5) and LCO from R. leguminosarum] were also shown to also display growth-promoting effects on the tested crop plants. The compositions comprising at least one LCO are shown to be effective in promoting growth under both laboratory and field conditions. The invention thus also relates to methods for promoting seed germination and / or seedling emergence and / or growth of plants comprising subjecting the seeds and / or plants to an effective amount of an agricultural composition comprising at least one LCO.

The invention relates to a method for realizing ecological larval culture on rapana venosa. The method is characterized by comprising the following steps of: firstly selecting a pond which is convenient in water exchange, takes lithoherm and stone bottom as a substrate and is in the size of 2-5Mu; then placing mature rapana venosa with the length of 7-10cm into the pond in the quantity of 100kg per Mu, mating and spawning after the rapana venosa eats ruditapes and mussel for 2-3 days, when enough oocysts are obtained, removing the rapana venosa away, incubating the oocysts for 20-22 days at the water temperature of 20-25 DEG C to obtain planktonic larva, growing the planktonic larva by eating the planktonic larva in the pond, starting to throwing polyethylene corrugated plate adherence ortile under the condition that the water temperature is 22-25 DEG C after 15-16 days, sticking benthic diatom and the planktonic larva onto the polyethylene corrugated plate or tile, transfigurating the planktonic larva of the rapana venosa into young spiral shell after 5-6 days, growing the transfigurated young spiral shell by eating the planktonic larva and benthic diatom on the corrugated plate, wherein the survival rate of the transfigurated young spiral shell on the corrugated plate can reach more than 50%, and feeding small low-value bivalve to the young spiral shell with the length morethan or equal to 3mm. By applying the method provided by the invention, the defects that the survival rate is low and the larval yield is low as bait conversion is difficult and water is polluted when carnivorous fish mice are used as feed in indoor artificial larval culture can be overcome, and the larval yield is improved by more than 50% compared with the indoor artificial larval culture. Meanwhile, the production cost is saved as no bait is thrown into the pond, thus the method is environment-friendly, and the produced larval is strong.

The present invention relates to methods and compositions used to promote seed germnination, emergence, healthy root development, plant growth, disease resistance, maturity and ultimately increase tuber crop yield in agricultural commodities. The present invention also relates to seeds and seed pieces treated with the compositions and methods of the present invention. The compositions of the invention contain a polysaccharide and / or protein.

The invention provides a high-efficiency substrate for artificially hatching Whitmania pigra Whitman spawns and aims to provide a substrate for hatching Whitmania pigra Whitman with shorter incubation time, higher hatching rate and more concentrated seedling emergence compared with the conventional hatching technique. By using the substrate with the best moisture holding capacity, the hatching time can be shortened by 7 days compared with the conventional hatching time, the hatching rate is increased by 22.7 percent, and the seedling emergence is concentrated. The substrate not only is beneficial to factory management for hatching the Whitmania pigra Whitman, but also prolongs the feeding time of Whitmania pigra Whitman seedlings, the adaptive capacity of the Whitmania pigra Whitman to the environment and the survival rate are improved through ingestion, growth and energy storage of the Whitmania pigra Whitman seedlings as soon as possible, the per mu yield of the Whitmania pigra Whitman is increased indirectly, and the economic benefit of culturing the Whitmania pigra Whitman is increased. By using the substrate, the per mu yield of the Whitmania pigra Whitman can be increased by about 15kg indirectly; and based on 600 RMB / kg of the current market price, the economic benefit of the Whitmania pigra Whitman per mu is increased by 6,000 to 9,000 RMB.

The invention relates to a European variegated leaf hibiscus grafting method. The method comprises the steps of (1) root pruning, (2) notch forming, (3) scion trimming, (4) binding and (5) wax sealing. When the method is used for breeding European variegated leaf hibiscus, the production cycle is short, the survival rate is high, production cost is low, and operation is convenient.

The invention relates to an attachment base processing method for improving abnormal attachment of stichoposide seeds, which is characterized by comprising the following steps: selecting a polyethylene corrugated plate as an attachment base; then, processing the attachment base by a biological film containing diatom, or soaking the attachment base in the adult tissue extracting solution; and finally, cultivating stichoposide seeds. Based on the feasibility of actual seed production of stichoposide, the invention can obviously improve the abnormal attachment rate of pelagic larvae and the rateof emergence by selecting the proper attachment base and simply processing the attachment base under the condition that the production cost and the manual work are not increased greatly.

A seed composition, system, and method of improving seed germination, emergence, and seedling development are provided. The seed composition includes a seed, a binder, and a surfactant forming a first layer. The seed composition can have a second layer composed of a diatomaceous earth, lime, or clay and a binder and a third coating that includes a surfactant.

The subject invention provides novel and advantageous materials and methods for controlling phytopathogenic and / or soil-dwelling nematodes by attaching an effective amount of Pasteuria spores to a seed and delivering the seeds to the situs of nematodes.

The invention discloses a method for rapidly breeding large cherry Gisela, which comprises the following steps: 1) obtaining an explant and eliminating virus; 2) inducing culture of the explants; 3) cultivating multiple shoots; 4) rooting; 4) hardening seedling; 6) cultivating in field. The invention combines laboratory clone technology and booth trainning method technology for breeding Gisela stock, thereby solving previous problems, such as slow breeding speed and bad stock variety, and compared to the cutting breeding, the breeding speed increased 30 times or more, and the invention has the advantages of advanced technology, saved time, higher popularization and application values with nursery stock production 0.1-1 million strains per year.

The invention relates to offspring seed breeding technology of aquaculture, in particular to a fry breeding method for thais luteostoma. Wild adult individuals of the thais luteostoma are collected in an open sea at the temperature of 22-28 DEG C as parent luteostoma, breeding density is 2-5 / m<3>, intensive breeding is conducted, eggs are laid, egg capsules are hatched into swimming larva according to hatching density as 3000-6000 egg capsules / m<3>, the swimming larva is fed with swimming larva chrysophyceae, skeletonema costatum, chlorella or chaetoceros according to feeding quantity of 30-100 thousand / mL, after the larva is turned to be baby luteostoma, feeding quantity is10-20 g per time for 1000 young luteostoma, water is changed and disinfected timely, the baby luteostoma is turned to be young luteostoma after 25-45 days, and the young luteostoma can be cultivated. The fry breeding method for the thais luteostoma is simple to operate, achieves scale breeding of thais luteostoma fry, and improves fry yield and survival rate of the thais luteostoma on the basis of reducing cost.

An inductor for the metamorphosis of larvae of dual-shell shellfish is a mixture of KCl, 5-hydroxytryptamine (3.814-387.4 g / m3). Its advantge is high metamorphosis percentage.

The invention discloses an indoor intensive production method of perinereis aibuhitensis seeds, belonging to the field of aquaculture. The method comprises the steps of preparing a cement pond, preparing mud for culturing, preparing perinereis aibuhitensis culture boxes, distributing larva seeds, breeding the seeds, daily managing and enabling the seeds to emerge. In the cement pond, the multiple layers of small perinereis aibuhitensis culture boxes are arranged in a staggered stacking way, the attachment surface area of larvae in the cement pond can be increased, indoor intensive high-density production of the perinereis aibuhitensis seeds is realized, the seed output of the cement pond of a unit water body is increased, outdoor earth pond culture is not needed, the seeds with the large size of 20 to 30mm are directly obtained, and large-scale intensive production of the seeds is realized; if the perinereis aibuhitensis seeds are sold or broadcast remotely, the perinereis aibuhitensis seeds can be conveyed with the boxes and soil, convenience and quickness are realized, and damage caused in the collection, transfer and conveying processes of perinereis aibuhitensis larvae is avoided.

The invention discloses a method for cultivating sweet potato seedlings through a hotbed. According to the method, the technology of converting light energy and electric energy to heat energy is adopted, the temperature control technology, a temperature control device and a communicated grid type thermal circulation system are integrally applied to sweet potato seedling cultivation, the requirement of sweet potato seedling cultivation at different stages for the temperature is effectively met, and the capacity for adapting to the low-temperature and less-sunshine weather is improved; compared with traditional heating methods such as a flame path heating method and a biological fuel heating method, the method is quick in temperature rise, reliable in temperature rise, uniform in overall hotbed temperature, small in temperature difference, capable of adjusting the temperature in time at different seedling cultivation stages, easy and convenient to operate, and capable of saving energy and labor and reducing cost; the thermal circulating path that during seedling cultivation conducted through a traditional plastic greenhouse, heat can only penetrates from the surface of the hotbed to the potato layer step by step is changed, the upward sunny side and the downward dark side of the hotbed where potatoes are planted are heated at the same time through hot air circulating in the surface of the hotbed and communicated grid type air guide grooves, the air flow and the air temperature around the dark side of the hotbed where the potatoes are planted are changed, differentiation of adventitious buds on the dark side is promoted, and output of the seedlings is improved.

The invention discloses a sweet potato seedling growing method suitable for the center area of Guizhou. The method comprises the steps of (1) soil preparation and seed bed making, (2) seed bed and greenhouse sterilization, (3) sparse arrangement of mulching films, (4) light temperature management, (5) water and fertilizer management, and (6) seedling picking. The sweet potato seedling growing method suitable for the center area of Guizhou is selected and designed according to the conditions of the center area of Guizhou, operation at all seedling growing stages is optimized, all steps are selected reasonably, and thus seedling emergence speed, the output of seedlings and the quality of the seedlings of sweet potatoes can be effectively improved.

The invention discloses an intelligent cooling system for an aquaculture pond. The intelligent cooling system comprises support piles, a top curtain bracket, a top net curtain, a lower curtain bracket, a lower net curtain, a plurality of water distribution pipes, a filtering device and an automatic temperature control spraying system, wherein the support piles are arranged on pond ridges on the periphery of the aquaculture pond; the top curtain bracket and the lower curtain bracket are successively supported and covered on the water surface of the pond through the support piles; the top net curtain and the lower net curtain are respectively paved on the top curtain bracket and the lower curtain bracket; the water distribution pipes are arranged under the top curtain bracket; a plurality of spray nozzles are arranged on the horizontal sections of the water distribution pipes; the spray nozzles are used for spraying under the effect of the power supplied by high-pressure pumps arranged at water supply ends of the water distribution pipes; the high-pressure pumps are arranged in the filtering device. In high-temperature season, the system provided by the invention can control the water temperature at 25-28 DEG C, the water temperature difference between upper and lower layers is less than 1 DEG C, the average value of dissolved oxygen of the upper and lower layer water is maintained above 4mg / L and the excellent ecological environment is created for oviposition, oogenesis and incubation of crayfish.

The invention relates to a grafting method of peony, which comprises the following steps: (1) root cutting, (2) opening, (3) scion cutting, (4) binding, and (5) sealing wax. The method for propagating peonies has the advantages of short production period, high survival rate, low production cost and convenient operation.

The invention relates to a method for cultivating young rapana venosa in rapana venosa artificial breeding. The method is characterized in that firstly, after rapana venosa larvae with the size larger than 1200 micrometers and to be metamorphosed through attachment are collected, then placed in a container containing 10L-12L of a 0.2%-0.3% KCI seawater solution and steeped for 6 hours to 8 hours, so that the rapana venosa larvae is directly metamorphosed without attachment and the young rapana venosa is obtained; secondly, the young rapana venosa is placed in a floating net cage with the length of 5m-6m, the width of 2m-3m and the height of 0.3m-0.4m and made of a polyethylene screen with 60 meshes to 80 meshes, the size of the floating net cage is determined, and the four sides of the floating net cage have the buoyancy force; thirdly, the rapana venosa is fed on oyster paste twice to three times every day, the water level is kept low when feeding is conducted, the floating floating net cage is sunk to the bottom of the pool, bait sunk to the bottom of the floating net cage and attached to a base is eaten by the young metamorphosed rapana venosa, and after feeding is conducted for 3 hours to 4 hours, water is added, the water level rises, the floating net cage is floated, the bottom of the pool is absorbed, and therefore feces and the residual bait remaining on the bottom of the pool are thoroughly cleaned. According to the method for cultivating the young rapana venosa in rapana venosa artificial breeding, the problems that according to a method for indoor rapana venosa breeding, the use ratio of the fed carnivorous oyster paste bait is low and water is prone to pollution are solved and due to the fact that the residual bait and the feces are cleaned in time, water is not polluted, the young rapana venosa lives in water with high quality from beginning to end, the survival rate of the young rapana venosa is high, the breeding amount is improved by over 60%, and the cultivated young rapana venosa is strong.

The invention provides a breeding method of tilapia. The breeding method comprises the steps of performing intra specific hybrid breeding for new Gift tilapia and Sudan tilapia to obtain the first filial generation tilapia; performing interspecific hybrid breeding by using raun of the first filial generation tilapia as a female parent and milter of blue tilapia as a male parent to obtain the hybrid generation which is the tilapia. According to the method, the breeding technology combining specific hybrid breeding and interspecific hybrid breeding of tilapia is adopted; various outstanding properties are collected; therefore, the output of fries and male rate of the later generations are increased, and as a result, the breeding output and benefits of tilapia are increased. The invention further provides tilapia bred through the breeding method; the tilapia has the advantages of being high in output of fries and male rate of the later generations.

The invention discloses a cinnamomum burmanni fast-growing optimal cultivation method, comprising the following steps: (1) performing cinnamomum burmanni seed selection and stratification treatment; (2) making a seedbed and performing seed disinfection, accelerating germination and sowing; (3) performing seedbed management; (4) transplanting cinnamomum burmanni seedlings and interplanting artemisia annua; (5) performing field management and pest control; and (6) transplanting and delivering out of nursery. According to the invention, interplanting and seedling culture are creatively performedon cinnamomum burmanni and artemisia annua, and therefore, insect damage in the seedling stage of cinnamomum burmanni is reduced, and the disease resistance capacity of the root system of cinnamomum burmanni is improved; by creating the cinnamomum burmanni seed treatment method, seed germination percentage and seedling robust degree are improved; by applying self-produced nutritious base fertilizer, optimal nutrition basis is provided for fast-growing cultivation of cinnamomum burmanni; and finally, cinnamomum burmanni nursery stocks planted by adopting the technical route disclosed by the invention is obviously alleviated in pest and disease damage, and both seedling output per mu and seedling quality are promoted.

Methods of accelerating emergence and maturation of plants in the Solanaceae family by administering an effective amount of a mixotrophic Chlorella based liquid composition in low concentration applications are disclosed. The administration may comprise soil applications of the composition.

The invention discloses a method and a device for ecologically breeding rapana venosa in a pond. The method for ecologically breeding the rapana venosa in the pond comprises the following steps of a standardized culture pond is selected firstly; a large purse seine ecological system is erected, wherein the closed large purse seine ecological system is built in the pond; parent rapana venosa is selected; rapana venosa parent shellfish are temporarily reared in a mesh cage, and male and female rapana venosa parent shellfish are mated to produce yellow chrysanthemum petal-shaped egg bags; the egg bags are collected and hatched; when rapana venosa larvae are bred to reach the four-spiral-layer initial larvae, a corrugated plate is placed at the bottom of the large purse seine ecological system, and scallop strings are tied, so that benthic organisms are attached, the four-spiral-layer larvae of the rapana venosa are subjected to post-attachment and metamorphosis to form young rapana venosa, the young rapana venosa grows by using the attached benthic organisms as food, and the young rapana venosa is collected until the breeding specification is reached. The method for ecologically breeding the rapana venosa in the pond aims at the technical problem of rapana venosa seedling raising, a new seedling raising mode is developed according to food chain research under natural ecology of the rapana venosa, meanwhile, the seedling raising cost is reduced, and the method conforms to the green, ecological, healthy and environment-friendly development concepts of aquaculture.

The invention discloses an application of nitrogen-fixing blue-green algae to improvement of emergence quality of seed sweet potatoes. A seed coating substrate is prepared from extract of the nitrogen-fixing blue-green algae, each seed potato is coated with the seed coating substrate by rolling in the seed coating substrate, and finally, the seed potatoes after seed coating are discharged in a seedbed land for culture. The seed coating substrate has certain water storage performance and can release contained nitrogen-fixing blue-green algae extract gradually, so that the seed potatoes can absorb the nitrogen-fixing blue-green algae extract in a longer period of time, soil around the seed potatoes also contains the nitrogen-fixing blue-green algae extract, a growth promoting microenvironment is formed around the seed potatoes by the seed coating substrate and the surrounding soil, the nitrogen-fixing blue-green algae can act on the seed potatoes continuously to promote rapid rooting, germination and growth of the seed potatoes, and emergence rate of the seed potatoes is increased.

The subject invention provides novel and advantageous materials and methods for controlling phytopathogenic and / or soil-dwelling nematodes by attaching an effective amount of Pasteuria spores to a seed and delivering the seeds to the situs of nematodes.

The invention discloses a culture method of mesona chinensis. The method comprises the following steps of S1, seed seedling culture; S2, land selection and land preparation; S3, transplantation; S4, field management; S5, harvesting; and S6, seed remaining. The culture method of the mesona chinensis provided by the invention has the advantages that during the seed seedling culture, the culture of the seed seedlings with high quality and no diseases is facilitated, so that the survival rate of the seed seedlings after the transplantation reaches 98 percent or above; the shortening of the seedling germination period is facilitated; the seedling germination is advanced; the regular and strong seedlings are ensured; the seedling germination quantity is great; the black mulching film is used forcovering a ridge surface; the moisture preservation effect is good; the number of watering times is reduced; the cost is reduced; the income is improved; during the transplantation, semi-mechanical operation is used; the transplantation efficiency is high; the time and the labor are saved; the culture quality is safe; the quality is high; stability and controllability are realized; the normalizedlarge-area planting can be realized; the yield of dry products of the mesona chinensis per mu can reach 600 to 700 kg; the gum content reaches 1.52 to 1.68 g / 100g; the polysaccharide content reaches0.092 to 0.108 g / 100g; the quality is effectively improved; the yield is high; the benefits are high.

The invention relates to an artificial mixed breeding method for spotted maigre and large yellow croaker in marine aquaculture industry, and belongs to the technical field of marine culture. The breeding method includes the following steps, firstly pond-separated breeding maturation accelerating and parturition hastening of parent fish; secondly, same-pond breeding of spotted maigre and large yellow croaker fry; and thirdly, fry separating that's carried out through siphonage after the fry grows to be 2 to 3 cm in length. The pond-separated breeding maturation accelerating and parturition hastening of parent fish includes the maturation accelerating of the spotted maigre and the maturation accelerating of the large yellow croaker, and both the maturation accelerating of the spotted maigreand the maturation accelerating of the large yellow croaker include parent fish breeding and gonad maturation accelerating and parturition hastening. The same-pond breeding of spotted maigre and large yellow croaker fry includes same-pond hatching of the fertilized eggs of the spotted maigre and the large yellow croaker, prelarva prior period growing management, prelarva later perior growing management, postlarva period growing management and water quality regulation and control. 1.5 kg of fertilized eggs of the spotted maigre and the large yellow croaker are thrown into a mud pond of 32m<2>,and 696, 7000 juvenile fishes of 2 to 3 mm are bred at last, and the breeding rate per unit area is 2300 / m<2>, as a result, the utilization rate of the breeding pond is greatly improved and the breeding cost is reduced.

A metamorphosis inductor based on organic substances for the larvae of dual-shell shellfish is prepared from KCl (5.0-1000 g / m3, L-tyrosine (0.01-3 g / m3 and VB12 (0.01-0.5 mg / m3 through proportionally mixing. Its advantage is high metamorphosis percentage increased by 20-40%.

The subject invention provides novel and advantageous materials and methods for controlling phytopathogenic and / or soil-dwelling nematodes by attaching an effective amount of Pasteuria spores to a seed and delivering the seeds to the situs of nematodes.

The invention discloses a seedling method for elaeocarpusdecipiens which comprises the following steps: (1) a seed is stored and germinated after a treatment process ; (2) a seedling is transplanted from a substrate; (3) a cultivated field is fertilized and plowed and a spacing between rows is determined. (4) The seedlings, with nutrient solution of plant roots, are transplanted with soil clod and then a nurturing management is carried out. The seedling method for elaeocarpusdecipiens, by a mixture of the seed of pit stored and the uniform and robust seedlings from plastic bag containing, has the advantages of reducing a disease incidence in a seedling stage which can lay a foundation for transplant seedling. The plant roots of transplanted seedling with nutrient solution are capable of improving a survival rate of. The seedling method for elaeocarpusdecipiens has the advantages that the method is simple, material source is wide, the cost is low, and a seedling amount is big, so as to a planting income can be improved .

The invention discloses a large-specification cultivation method of sargassum thunbergii seedlings for proliferation in a nursery of a kelp bed. The method comprises the following steps: (1) putting algal reef to which sargassum thunbergii seedlings are attached in the nursery of the kelp bed; (2) promoting robustness of the sargassum thunbergii seedlings in the nursery: a, adjusting nutritional salt: supplementing phosphorus nutritional salt in an impound water area in the nursery in a low astronomical spring tide period; b, controlling distributing density: uniformly distributing algal reefin the nursery, and controlling the separation distance of the algal reef at 5-10 cm; and c, thinning periodically: keeping the density of the sargassum thunbergii seedlings on the algal reef at 3-5 / cm<2>; and (3) discharging the sargassum thunbergii seedlings out of the nursery in batches by way of selecting the algal reef for proliferation and supplementing the algal reef. In the process of constructing the kelp bed in the intertidal zone manually, nursery construction can be used for producing large-specification seedlings for proliferation in a centralized manner efficiently, so that the stable and sufficient seedling supply for proliferation is achieved to meet the demand on large-specification seedlings for proliferation in the kelp bed construction process, so that construction of the kelp bed is supported.

The invention relates to a wisteria grafting method, which comprises the following steps: (1) root cutting, (2) opening, (3) scion cutting, (4) binding, and (5) sealing wax. The wisteria is propagated by the method, the production period is short, the survival rate is high, the production cost is low, and the operation is convenient.