37 results about "Paddyfield pipit" patented technology

An efficient breeding method for crayfish in fresh water of a rice field is disclosed. The efficient breeding method for the crayfish in the fresh water of the rice field comprises the steps of: selecting the rice field which is sufficient in water source, convenient in irrigation and drainage, strong in water-retaining capacity, not dry when meeting with heavenly stems and not submerged by floods and has a good ecological environment, no pollution source around, fertile soil and a substrate natural structure; placing grass carp summer flower, bighead carp summer flower and field snails after the young crayfish is placed; filling decayed cow dung every half a month at a filling amount of 50-100 kg per each mu; checking submerged plant mow and filling aquatic plant every half a month; filling animal fodder such as fish meat and meat of spiral shells of 2-4 kg per each mu every week.

The invention discloses a special organic tea seed cake fertilizer for paddy rice and relates to the technical field of bio-organic fertilizers. The organic tea seed cake fertilizer is prepared by the tea seed cake, bagasse, straw, an EM (effective microorganisms) microbial agent, a strain modifier, a poiser and a seaweed essence. The manufacturing steps comprise mixing of to-be-fermented materials, fermentation, air-curing and drying, pulverizing, mixing, granulation and the like. A product of the special organic tea seed cake fertilizer has the characteristics that the soil structure is improved, the effective microbial community of the soil is increased, diseases are resisted, insects are killed, and the like, and the heavy metal content of rice field soil and paddy rice can be also reduced.

The invention discloses a method for ecologically cultivating loaches in a paddy. The method includes the following steps that the paddy is fertilized and raked, an outer annular ditch is excavated in the portion, 1-1.5 m away from the edge, in a field ridge, and a cross-shaped ditch or a groined ditch is further excavated in the outer annular ditch to form a communicated cultivating ditch; an escaping prevention device is erected on the outer annular ditch; the outer annular ditch is provided with a water inlet, a drainage opening and an overflow port; the paddy is sterilized by dissolving calcium oxide in water, and the whole paddy is raked next day; fermented manure is applied to the paddy for water fertilizing; seedlings of a rice variety are inserted into the paddy after water fertilizing, wherein the stalks of the seedlings are strong, the seedlings are resistant to lodging, diseases and fertility and grow in deep water, and the yield is high; after the seedlings turn green, loach seedlings are placed into the paddy; feed is thrown during cultivation according to growth conditions of the loaches, and meanwhile the transparent degree of water ranges from 25 cm to 30 cm. The loaches cultivated through the method are natural and free of pollution and are pure green food, little fertilizer is applied to the paddy, fertilizer investment is reduced, and meanwhile the yield of rice harvested from the paddy is increased to some extent.

The invention relates to a rice-fish comprehensive planting and breeding technical method. The method is a production method of cultivating and planting ratoon rice after harvesting of single-season rice and continuing fish stocking in the rice field by the utilization of the ecological principle of rice fields. According the ratoon rice, after ripening of the single-season rice, about upper 2/3 parts of rice plants are left, ears of rice are picked and the lower 1/3 part of the plants and roots is left; after fertilization and cultivation, the second season rice grows out. Breeding of fish inthe rice field runs through the whole process. Melons and vegetables are planted in the ridge, thus creating the three-dimensional circulating rice-fish comprehensive planting and breeding model of ''single-season rice+ ratoon rice + fish'', namely the ''single-season rice+ ratoon rice + fish'' model. The technical method of the invention can be promoted and applied in rice fields in mountainousareas; the bred Sanjiang rice field carp contains rich selenium, which is very beneficial to the human body; and good economic, social and ecological benefits can be obtained.

The invention relates to a rice-shrimp intercropping symbiotic method of single-season rice and three-season shrimps, and belongs to the technical field of ecological planting and breeding. The method comprises the steps of digging a circular furrow at the periphery of a farmland with the area of 50-60 mu, and then planting rice and water weeds in the farmland in the water weeds in an interval manner. Through building a rice field comprehensive planting and breeding ecological system, biological bait resources in the rice field can be fully utilized, the rice and the shrimps grow together, and the problems that a lot of pesticide is used for rice planting, environment is polluted by fertilizer, people health is also influenced, genetic resources are degenerated and yield is decreased due to overfishing of wild crayfish resources and backward artificial breeding technology are solved. The purposes of keeping ecological balance and increasing planting and breeding benefits are achieved.

The invention discloses a rice and soft-shelled turtle mixing planting and breeding method capable of stabilizing the grain income and increasing the fishery income. The method includes the following steps: selecting a rice field, increasing the height and the width of ridges, reinforcing the ridges, and additionally arranging escape-proof facilities; digging a pond and circular furrows, and allowing communication between the pond and the furrows; arranging feeding tables and sun tables in the rice field; selecting rice seeds, sowing the rice seeds, and transplanting rice seedlings; putting young soft-shelled turtles into the rice field in the last ten-day of June after the young soft-shelled turtles are disinfected; putting Bellamya quadrata into the rice field, breeding Hypophthalmichthys molitrix and sharksucker in the pond; throwing fodder on the feeding tables to feed the turtles at 18 o'clock every day, wherein the feeding amount is 0.5-1% of the body weight of the turtles; hanging insect-attracting lamps above the feeding tables, turning on the insect-attracting lamps to attract insects from 8 o'clock in the evening to 12 o'clock at nighttime; performing daily management; and harvesting rice and the turtles. The rice and soft-shelled turtle mixing planting and breeding method can cultivate the rice and the turtles together, is low in technical difficulty, is small in investment, is low in breeding risk, and is high in return rate.

The invention discloses a grain-rapeseed double-harvesting planting method for a red-soil rice field. The method comprises the steps: (1) selecting a middle-season rice and ratoon rice variety, planting middle-season rice in a red-soil region in a rice seedling transplanting or throwing manner at the first ten days of May, and reaping the middle-season rice at the last ten days of August; and carrying out stubble-remaining regrowing so as to obtain ratoon rice, strengthening field management, and reaping the ratoon rice at the last ten days of October; and (2) selecting a hybridized double-low rape variety, and carrying out interplanting 5 to 7 days before reaping the ratoon rice at the last ten days of October; and carrying out mechanical harvesting and threshing when rape pods of an entire rape field are yellow and seed coats are black brown from the end of April to the beginning of May in an ensuing year. According to the method, on one hand, high and stable yielding of rice and rape can be simultaneously guaranteed from planting time; meanwhile, the middle-season rice is planted in advance by 20 to 30 days (the first or middle ten days of May) in this research, so that the condition that the ratoon rice is reaped at the end of October is ensured, thus, sufficient planting time for rape planting is set aside, and the planting of the middle-season rice is not affected after the rape is reaped; and bumper harvest in both grains and rapeseed is expected.

The invention discloses an ecological paddy stereoscopic cultivating method. The ecological paddy stereoscopic cultivating method comprises the first step of ditch digging and building, the second step of ridge structuring, the third step of laying of escaping preventing facilities, the fourth step of field cleaning and disinfecting, the fifth step of fertilizer applying, the sixth step of plant planting, the seventh step of leech casting, the eighth step of daily managing and the ninth step of selling at the proper time. According to the stereoscopic cultivating method, rice, water arum and leeches benefit one another, the disease and pest morbidity of a paddy is decreased, pollution to the environment is greatly reduced through cooperation of applied organic feed and applied fertilizer, the quality and value of the products are greatly improved, multiple purposes of the paddy are achieved, and land and cost for digging a pond are saved; meanwhile, the yield of the rice is improved, the yield benefit per mu is greatly improved through the produced water arum and the produced leeches, and very good popularization value is achieved.

The invention discloses a method for breeding procypris merus in a rice field and belongs to the technical field of aquatic product breeding. The method for breeding procypris merus in the rice field includes the steps of rice field selection, fish ditch excavation, ridge heightening and strengthening, fry release, bait feeding, rice field fertilization and rice field management. The method has the advantages that land resources are reasonably used, breeding management is scientific, the survival rate of procypris merus and the yield are high, tender grass, duckweed, insects and rice seedling pollen in the rice field serve as main feed, economic cost is reduced, fish are ecologically bred, and meat of the acquired procypris merus is tender, fishbones are thin and soft, and the procypris merus is free of the fishy smell.

The invention discloses a micro-flowing-water ecological breeding method for rare fishes in a rice field. The breeding method comprises the following steps of (1) selection of the rice field; (2) rice field transformation, wherein an enclosing ridge is built around the rice field, a water inlet and a water outlet are formed in the enclosing ridge of the two opposite corners of the rice field, then, fish ditches of cross-shaped structures are dug in the rice field, and finally, a feeding breeding ditch communicated with the fish ditches is dug in one side of the rice field; (3) rice planting, wherein manual transplanting of rice seedlings is conducted in rice planting areas in the rice field; (4) fry release, wherein 15 days after transplanting of the rice seedlings, fry are stocked in the feeding breeding ditch, and most of fry of sinocyclocheilus graham, schizothorax taliensis, neolissochilus benasi and spinibarbus sinensis bleeker are stocked; (5) feeding management, wherein after the planted rice seedlings turn green, artificial feed needs to be added into the feeding breeding ditch every day; (6) daily management. The allocation of mixedly-bred fry types is reasonable, planning for the rice field is proper, a scientific feeding mode is adopted, the growth speed of the fry is increased, and the yield of rice is also increased, so that the benefit of mixed fish breeding in the rice field is significantly increased.

The invention relates to harmful-bird repelling equipment for livestock raising, in particular to rice field harmful-bird repelling equipment for livestock raising. According to the technical scheme,the rice field harmful-bird repelling equipment comprises a mounting plate, pointed cones, first supports, support plates, a lifting rod, a mounting block and the like and is characterized in that thepointed cones are arranged at the bottom of the mounting plate in a left-right-symmetry manner, the first supports are arranged at the top of the mounting plate in a left-right-symmetry manner, and the support plates are arranged at the top ends of the left first support and the right first support. The rice field harmful-bird repelling equipment has the advantages that the equipment is evident in bird repelling effect; sounds can be generated through an upper cymbal and a lower cymbal, harmful birds are afraid of approaching the equipment, and accordingly the field where the equipment is located can be protected; harmful bird repelling is benefited by sounds produced by bells, the equipment can be fixed and swing through a swing rack, multi-directional sounds can be produced in multiplemanners, and the harmful birds can be repelled to the maximum extent.

The invention provides a green control method for rice laodelphax striatellus in rice fields and belongs to the field of control of agricultural diseases, insect pests and weeds. According to the characteristic of occurrence and damage of the rice laodelphax striatellus at five growth stages including the seedlings stage, the transplanting stage, the tillering stage, the booting stage and the filling maturation stage of rice, the method is established for each growth stage, control measures including variety selection, host isolation, insect pest situation monitoring, physical and chemical trapping and control, agricultural control, biological control and emergency drug application are integrated, and green control measures suitable for the laodelphax striatellus and applicable to each growth stage are proposed. The method can control occurrence and damage of the rice laodelphax striatellus in the rice fields effectively and significantly reduce use times use amount of pesticides and has great significance in increasing the yield, the economic value and the planting environment of rice.

The invention discloses a cost-saving synergistic green manure milk vetch winter sowing method for a double-cropping rice region in the southern part. Milk vetch is sown earlier timely before rice harvesting, then, high stubbles of rice are reserved for harvesting, harvested straw is returned to a field properly, on the basis of water spraying, urea applying and transformation promoter spraying and other measures, coverage straw decomposition is promoted, on one hand, the surface temperature is increased, and the soil water content is kept; on the other hand, milk vetch nutrients can be supplied, rice field soil fertility is improved, then, germination before winter and seedling growth of milk vetch seeds are facilitated, then, before overwintering, ditching is performed, the rice field soil water content is effectively regulated, the phenomenon that milk vetch seedlings are subjected to rice field water accumulation contamination damage in winter is avoided, by adopting the method, temperature, water and nutrients needed by germination before winter of milk vetch in the double-cropping rice region in the southern part are ensured and regulated, and compared with seed sowing afternormal late rice harvesting, the germination rate and the seedling growth vigor of milk vetch are remarkably improved.

The invention provides a mechanical rice-seedling planting, raising and transplanting method with a tray and a full-bowl shaped mechanical rice-seedling raising tray for rice-seedling raising. The rice-seedling raising tray is manufactured from a degradable film sheet; a plurality of bowls which are arranged in an array form and concaved in the same side are pressed on the film sheet and equipped with quick-breaking parts; when in rice-seedling planting, the rice-seedling raising tray with rice seedlings is positioned into a rice-seedling box of a rice-seedling planting machine; the extracting width and longitudinal extracting quantity of the rice-seedling planting machine are adjusted to be equal to the width of the bowls in the rice-seedling raising tray; the bowls are separated from the rice-seedling raising tray when the rice-seedling planting machine works for transplanting and a rice-seedling extracting machine works for extracting the rice seedlings, and the bowls are inserted into a rice field together with the rice seedlings inside. With the adoption of the rice-seedling raising tray, the general belt type rice-seedling planting machine or the bowl shaped felt type rice-seedling planting machine applies, and the rice-seedling raising tray can be divided into blocks by bowls. With the adoption of the rice-seedling raising tray, the general felt type rice-seedling planting machine or the bowl shaped felt type rice-seedling planting machine can be adopted for transplanting the full-bowl rice seedlings together with the bowls; the transplanting mechanism is simpler than the general full-bowl shaped rice-seedling transplanting machine; the transplanting effect and late-stage growing completely reach the full-bowl type rice-seedling transplanting level.

The invention relates to a system and method for breeding pelophylax nigromaculatus in a rice field. The system comprises a rice planting mechanism, a pelophylax nigromaculatus breeding mechanism andan escape prevention mechanism, wherein the rice planting mechanism comprises a rice planting area and rice; the pelophylax nigromaculatus breeding mechanism comprises a ditch formed in the middle ofthe rice planting area, and the ditch longitudinally runs through the rice planting area; the pelophylax nigromaculatus breeding mechanism also comprises a feeding platform arranged around the rice planting area, and the feeding platform is used for putting food needed by pelophylax nigromaculatus; the rice is densely planted in two rows close to a ditch area, and the planting density is sequentially reduced in the direction towards the end away from the ditch; the escape prevention mechanism comprises escape prevention baffles arranged around the feeding platform. According to the system, theditch is formed in the middle of the rice planting area, and pelophylax nigromaculatus is bred while the rice is planted; moreover, since pelophylax nigromaculatus is adept at catching pets in the rice field, not only do the pests of the rice serve as baits for pelophylax nigromaculatus, but also the excrement of pelophylax nigromaculatus is organic fertilizer for rice.

The invention discloses a culture method for rice and crab symbiosis in the field of ecological aquaculture. The culture method comprises the following steps that 1, a rice field water inlet-outlet channel and an isolation net are arranged; 2, rice field processing is performed before rice seedling transplantation; 3, a crab hiding place is arranged; 4, juvenile crabs are put and processed; 5, daily rice field management is performed. Water, rice, crabs and water hyacinths are integrated into a mutual relevant body by arranging the rice field water inlet-outlet channel, the crab hiding place and the isolation net, then performing rice field disinfection treatment before rice seedling transplantation and putting a proper quantity of juvenile crabs and water hyacinths, growth of rice and crabs is promoted, and the rice field yield per unit area is remarkably improved.

The invention discloses a cultivation method for reducing the production risk of winter green manure of a rice field. The cultivation method comprises the following operation steps of 1, according tohistorical data of local long-term climate, calculating climate risks of green manure sowing and germination and later vegetative growth of the winter green manure in different stages, and selecting the proper winter green manure sowing date; 2, according to the field coverage biomass of previous rice straw, selecting different straw treatment methods, winter green manure sowing methods and sowingamounts; 3, after the winter green manure is sowed, 4-6 kg of potassium chloride and 0.5 kg of zinc sulfate are uniformly spread per mu; 4, transverse furrows with the spacing of 200-250 cm are dug in field parcels, wherein the transverse furrows are 20 cm in width and 10-15 cm in depth, and the soil covering thickness of a ridge face between every two adjacent transverse furrows is 1.3-1.6 cm. According to the cultivation method, the cultivating risk of the winter green manure is lowered, the yield of the green manure of multiple years is increased, the yield stability is improved, the effects of the winter green manure on improving soil fertility, replacing chemical fertilizer and improving the environment can be better achieved, and the yield of later rice is increased.

The invention provides a method for raising loaches in a rice field, which comprises the steps of field engineering, rice planting, rice field seedling , bait feeding, water quality management, disease prevention and the like, wherein the method mainly uses the approach of ecological raising by the application of one-time ecological fertilization of environment-friendly manure, thus avoiding the pollution of water by multiple fertilizations. At the same time, the purpose of increasing production and income can be achieved by optimizing the feed of the loach, improving the immunity of the loachand increasing the growth rate of the loach.

The invention provides an auxiliary ridge replacing purse net method suitable for crayfish intercropping in a rice field and belongs to the technical field of crayfish farming and rice cultivation ina rice field environment. The method comprises the steps that before rice planting, a net is laid on the inner-side field surface of a circular ditch of a rice field and is covered by soil, the widthof the net covered by the soil is 18-22 cm, the width of the rest net is erected along rice plants to serve as a purse net, and the operation is omitted that soil is used as an auxiliary ridge. By adopting the method, crayfishes cannot enter a rice planting area in a rice planting period, so that the crayfishes are prevented from damaging rice seedlings, the survival rate of the rice seedlings isimproved, and the effect of stabilizing the number of ears is achieved.

The invention discloses a green and nuisanceless rice planting method. The method comprises land selection, soil preparation, sowing, field steeping, water diversion, irrigation and transplanting. Land selection and seed selection are key, ducks are cultivated in rice fields after transplantation, a base fertilizer is provided for the rice fields, weeds are fed, organic cultivation is implemented truly, obtained rice is green and nuisanceless, and effects of double good harvest of rice and ducks are achieved.

The invention discloses a rice-duck symbiosis cultivation method, and relates to the technical field of ecological cultivation. According to the rice-duck symbiosis cultivation method, a duck shed, arice field, a control system and a breeding system are included, an automatic feeder is arranged in the duck shed, and a duck calling device is arranged at the top of the duck shed. According to the rice-duck symbiosis cultivation method, the stocking time at night is fully utilized, two sets of alternately-luminous white light lamps are evenly arranged in the rice field to attract phototaxis insects, so that on one hand, ducks can better catch the insects; and on the other hand, the white light lamps emit light alternately, the ducks can catch the insects only after switching from one lamp tothe other lamp, and the ducks can fully disperse and move in the rice field due to the uniform arrangement.

The invention discloses a water-saving and fertilizer-saving rice planting method. The rice planting method comprises the steps as follows: 1, seed selection: selecting a good-quality and high-yield hybrid rice variety with high fertilizer and water utilization efficiency and good combination property; 2, rice field cultivation: steeping the field timely after harvesting of preceding crops, turning and returning straw to the field, and applying base fertilizer after furrow making; 3, seedling culture and rice seedling transplanting: performing seedling culture and rice seedling transplanting with conventional methods; 4, irrigation; 5, fertilization: after transplanting rice for one week, applying tillering fertilizer, meanwhile, applying booting fertilizer at the booting stage, spraying 0.45%-0.5% of monopotassium phosphate solution on rice foliage during seed setting, and spraying the solution every other one week; 6, harvesting. The field water level at different stages of growth ofrice is strictly controlled, broad irrigation and long-term irrigation are prevented, water can be saved effectively, meanwhile, straw is used for absorbing water and fertilizer automatically, when water layers are dry, water and fertilizer can be released timely, the water and fertilizer requirements of rice can be met, and the method can save about 30% of water and about 20% of fertilizer as compared with traditional planting methods.