79results about How to "Growth benefits" patented technology

The present invention provides a selenium-rich rice compound fertilizer. The compound fertilizer comprises the following raw materials in parts by weight: 400-600 parts of a nitrogen-phosphorus-potassium fertilizer, 50-70 parts of nitro humic acid, 2-8 parts of organic trace elements, 3-7 parts of inorganic trace elements, 10-20 parts of biomass slag, and 1-2 parts of inorganic selenium salt. The organic trace elements comprise a sucrose sugar complex and a humic acid complex. The selenium-rich rice compound fertilizer provided by the present invention has the advantages that the selenium-rich rice compound fertilizer is high in rice yield, high in plant disease resistance and suitable to be applied in large area; rice ears are relatively large and heavy; and because selenium-rich rice contains selenium that is essential for human bodies and animals, the selenium-rich rice is high in nutritional value and beneficial for health.

The invention provides a special fertilizer for rice. The special fertilizer is prepared from the following raw materials: nitrogen-phosphorus-potassium fertilizer, animal amino acid, nitrohumic acid, organic trace elements, inorganic trace elements, medium elements, biomass ash and lime powder, wherein the ratio of nitrogen fertilizer, phosphorus fertilizer to potassium fertilizer in the nitrogen-phosphorus-potassium fertilizer is (15-20):(8-12):(10-15); and the organic trace elements include sucrose complex copper, sucrose complex iron, sucrose complex zinc, sucrose complex manganese, sucrose complex magnesium, silicon humate fertilizer, sodium humate, magnesium humate, zinc humate and urea iron humate. With high nitrogen content and high-quality humic acid, the special fertilizer for rice provided by the invention improves the soil fertility, promotes quick growth of rice plants, increases the utilization rate of fertilizer, reduces fertilizer loss and obviously increases the rice yield.

The invention discloses a method for reusing saline-alkali waste cultivated land to grow plants, comprising the following steps of: (1) digging grooves and holes, ensuring length according to terrain, setting slight gradient at the bottom of the grooves, and arranging a water outlet at a lower place; (2) building a water discharge groove at the end of the water outlet; (3) digging a water return pool at the head of the land, reflowing redundant water in the grooves and holes, and storing the water in the water return pool; (4) isolating the saline-alkali waste cultivated land from the matrix by an agricultural greenhouses film at the bottom and the periphery of the grooves and holes, or paving furnace clinker at the bottom of the grooves and holes, and isolating the periphery of the grooves and holes by the agricultural greenhouses film; (5) the proper matrix has mixture of pearlstone, vermiculite and silver sand, mixture of furnace clinker, danty and coal ash, mixture of exotic soil and straw fermented substrate and exotic soil of the mixture, respectively filling the matrix into the different grooves and holes; (6) applying compound fertilizer and diamine with fixed quantity before the plants are grown, and topdressing urea and diamine with fixed quantity at twice at the fruiting period of the plants; (7) irrigating by means of trickle irrigation by a drip tape; (8) ridging, film paving and growing when the plants are grown; and (9) leading the grooves and holes to have a certain gap, and replacing the surfaces of the grooves and holes with the straw fermented substrate, so that the influence of the saline alkali to the matrix is reduced.

The invention discloses a cultivation method for kadsura. The method comprises the following steps: treating inter-planting land: filling a gully between two trenches with a medium; in the day before inter-planting, fully mixing the following components at weight ratio: activated carbon, cane sugar, naphthylacetic acid and indolebutyric acid, and then uniformly spraying to the medium; trans-planting: trans-planting at the ratio of pistillate plant to staminiferous plant of 6:1; pinching and topping: fertilizing at fixed period. According to the invention, before inter-planting in the prior art, sandy soil, straw ash and plant ash are added into the trenches so as to form the loosened and fertile growth soil for kadsura; insecticides, including cypermethrin, fenvalerate, isocarbophos, phoxim, hexythiazox, diluents and the like, are added, so that the roots and leaves are prevented from being damaged by insects; in the day before inter-planting, activated carbon, cane sugar, naphthylacetic acid and indolebutyric acid are sprayed to the trenches, so that the growth of the root of the kadsura is benefited; after the completion of inter-planting, the kadsura is periodically fertilized, different fertilizers are applied in different periods and the growth of the kadsura is benefited.

The invention discloses a silver and black composite film and white film spaced mulch. The mulch comprises silver layer films, black layer films and white films and is characterized in that the silver layer films and the black layer films are composited to form silver and black composite film segments; the silver and black composite film segments and the white films are spaced; the adjacent edges of the silver and black composite film segments and the white films are combined into a whole via V grooves. The mulch has the beneficial effects that the silver layer films and the black layer films are composited and are spaced by the white films and the spacing distance can be selected according to the growth requirements of different crops, so not only can light be reflected via silver gray or white and heat be absorbed by black but also the ranges of application of the crops can not be reduced and the functions of preserving moisture, preserving heat, improving the soil properties, increasing the nutrient utilization rate, changing the growing period, controlling weeds and avoiding insect pests are further improved comprehensively; by taking low-price linear low density polyethylene as a main material and increasing the proportion of a silver gray masterbatch, the mulch is low in production cost, has good reflective rate and strong aging resistance and is beneficial to application in south China.

The invention discloses a fertilizer special for selenium-rich and chromium-rich dark green wax gourds. The fertilizer is prepared from alternanthera philoxeroides green manure, ammonium carbonate, calcium superphosphate, potassium chloride, a microbial growth regulator, tea seed cake manure, decomposed cow dung, coal ash, carbendazim, an urease inhibitor, octyl mercaptan, sodium borate, kudzu vine powder, organophosphorus bacterium manure, borax, thiram wettable powder, organic microelements, biomass ash, chromium trichloride and inorganic selenium salt. The organic microelements comprise a tartaric acid complex, a saccharose complex and a humic acid complex. The fertilizer special for the selenium-rich and chromium-rich dark green wax gourds has the advantages that the yield of the wax gourds is high, the disease resistance of plants is high, and the fertilizer is suitable for being applied in a large area; besides, the obtained wax gourds are big, heavy and good in quality; the selenium-rich and chromium-rich dark green wax gourds contain selenium and chromium necessary for the human body and animals and are high in nutritive value and good for health.

The invention provides a selenium-rich and chromium-rich paddy compound fertilizer, prepared from the following raw materials in parts by weight: 400-600 parts of nitrogen fertilizer, 800-1000 parts of phosphogypsum, 200-400 parts of potash fertilizer, 50-100 parts of manganese fertilizer, 50-80 parts of silicon fertilizer, 30-40 parts of carbon enzyme, 50-70 parts of nitrohumic acid, 2-8 parts of organic trace elements, 3-7 parts of inorganic trace elements, 10-20 parts of biomass lime-ash, 1-2 parts of inorganic selenium salt and 0.01-0.03 part of chromium trichloride; the organic trace elements comprise a saccharose complex and a humic acid complex. The selenium-rich and chromium-rich paddy compound fertilizer has the advantages of high peanut yield, strong plant disease resistance and suitability for large-area application, fruited earheads are bigger and heavy, and good in quality, and selenium-rich and chromium-rich paddy contains a selenium element and a chromium element necessary for human bodies and animals, and is high in nutrition value and beneficial to health.

The invention belongs to the technical field of components and parts of general agricultural machinery or agricultural tools, and discloses a fertilizing mechanism for radix bupleuri. The fertilizing mechanism for the radix bupleuri comprises a ridger. A coulter is arranged in the ridger, the ridger comprises a transverse supporting shaft, a first conveying pipeline and a second conveying pipeline which are adjacent to each other are statically connected with the middle of the supporting shaft, a liquid fertilizer conveying hopper is statically connected with the upper side of the first conveying pipeline, and a solid fertilizer conveying hopper is statically connected with the upper side of the second conveying pipeline; the coulter is positioned below the first conveying pipeline and is in an irregular shape, a vertical rod is hinged onto the coulter, a first barrier is hinged to a free end of the vertical rod and is arranged at an inlet of the first conveying pipeline, transverse rods are statically connected with a side of the first barrier, and second barriers are adhered with free ends of the transverse rods and are arranged at an inlet of the second conveying pipeline. Compared with the prior art, the fertilizing mechanism for the radix bupleuri has the advantages that soil and fertilizers can be sufficiently mixed with one another, and accordingly the quality of the radix bupleuri can be improved.

The invention discloses an ecological building block, which comprises a building block unit, wherein a plant growth cavity is arranged in the middle of the building block unit; the front wall of the plant growth cavity is of the appearance surface, the rear wall thereof is of the earth retaining surface, the two side walls thereof are provided with ecological holes, and a communication hole is communicated with the plant growth cavity on the earth retaining surface. After the ecological building block is adopted for building a retaining wall or a channel revetment, the root system of a plant in the plant growth cavity can be connected with a retained earth body by the communication hole and stretches into the retained earth body, so that the plant can more fully absorb the water and the nutrition in the back earth, can grow better and can quickly cover the wall surface and shielding the building block, so as to form the gardening retaining wall quickly in a sustainable way with low cost, thereby providing a better ecological environment for aquatic. Meanwhile, the root system of the plant is more developed and can stretch into the retained earth body; and the longer the time is, the firmer the revetment or the wall body is connected with the back earth.

The invention provides a selenium rich paddy rice planting method. The selenium rich paddy rice planting method includes the steps: seed soaking and processing, transplanting, topdressing, field management, harvesting and other steps. Paddy rice seeds are soaked in selenium liquid, and is fertilized by selenium rich compound fertilizer for four times during the planting process, and the selenium rich compound fertilizer contains rich selenium. The selenium rich paddy rice planting method utilizes the compound fertilizer with rich selenium, high nitrogen content, high-quality humic acid, and organic trace element to improve the fertility of soil and increase growth speed of paddy rice plants, thus improving the utilization rate of fertilizer, reducing loss of fertilizer, and significantly improving paddy rice yields. So that the selenium rich paddy rice obtained through the method has high quality, and is healthy to eat and is nutrient-rich.

The present invention discloses a rotary tillage machine. It includes rotary plough which is placed on the rotary tillage machine frame and can be driven by driving mechanism to make work, mudguard for covering the rotary plough and evening plate for leveling rotary-ploughed land. The described rotary plough includes several rotary blades and blade shaft capable of fixing said rotary blades.

The invention discloses an ecological building block, which comprises a building block unit, wherein a plant growth cavity is arranged in the middle of the building block unit; the front wall of the plant growth cavity is of the appearance surface, the rear wall thereof is of the earth retaining surface, the two side walls thereof are provided with ecological holes, and a communication hole is communicated with the plant growth cavity on the earth retaining surface. After the ecological building block is adopted for building a retaining wall or a channel revetment, the root system of a plant in the plant growth cavity can be connected with a retained earth body by the communication hole and stretches into the retained earth body, so that the plant can more fully absorb the water and the nutrition in the back earth, can grow better and can quickly cover the wall surface and shielding the building block, so as to form the gardening retaining wall quickly in a sustainable way with low cost, thereby providing a better ecological environment for aquatic. Meanwhile, the root system of the plant is more developed and can stretch into the retained earth body; and the longer the time is, the firmer the revetment or the wall body is connected with the back earth.

The invention relates to a seedling medium for strawberry mother seedlings. Each kilogram of the seedling medium comprises the following materials by weight: 9.5 to 10.5 percent of turf, 28 to 31 percent of coconut chaff, 55 to 60 percent of vermiculite, 2 to 2.8 percent of perlite, 350 to 420 mg of a nitrogen fertilizer, 650 to 710 mg of a phosphate fertilizer and 220 to 250 mg of a potash fertilizer, wherein the nitrogen fertilizer is controlled release coated urea. The seedling medium has the advantages that on the premise of meeting the requirements of normal growth of the strawberry mother seedlings, the application amounts of the fertilizers are reduced. Therefore, the fertilizers are saved, the environment is protected, and the social and economic benefits are very obvious.

The invention relates to an environment-friendly snowmelt agent which comprises the raw materials by weight percentage: 60 to 80 of tetrahydrate calcium nitrate, 8 to 15 of monohydrate calcium acetate, 4 to 7 of tetrahydrate magnesium acetate, 1 to 4 of potassium nitrate, 4 to 8 of potassium acetate, 2.5 to 5 of monoammonium phosphate and 0.5 to 1 of anticaking agent. The invention is harmless to the growth of plants, such as flowers, grasses, trees and crops, does not pollute fishes, does not damage the growth of the fishes, does not erode steel and fully achieves the snowmelt and environmental-protection requirements.

The invention discloses an Internet-based agricultural monitoring device, which comprises a base, a water tank is formed in the base, water is contained in the water tank, a uniformly distributed planting greenhouse is arranged on the top surface of the base, two groups of support columns are fixedly mounted on the inner bottom wall of the planting greenhouse, and each group of support columns comprises two support columns. A water storage tank is fixedly mounted between the tops of each group of supporting columns, two symmetrical mounting pipes are fixedly mounted on the inner side wall of the planting greenhouse through connecting frames, the top of the water pumping pipe communicates with the inner bottom walls of the mounting pipes, and uniformly-distributed spray heads are arranged at the bottom of the spray pipe. According to the device, the crop growth environment in the planting greenhouse can be monitored, each item of environment information is analyzed and compared under the condition that the environment in the planting greenhouse is not beneficial to crop growth, and meanwhile, corresponding environment improvement measures are taken through the control module, so that crops are ensured to be cultivated in a favorable environment.

The invention relates to a dendrobium officinale-moss coexisting culture system, and belongs to the technical field of horticulture and forestry. A corrosion-resistant wood base is wrapped by associated mosses or a combination of the associated mosses and tree bark, the corrosion-resistant wood base and the associated mosses or the associated mosses and the tree bark form a support, dendrobium officinale tissue culture seedlings are fixed on the support, and the support is fixed on tree-shaded forest land. The system is applied to planting of dendrobium officinale, and the system has the advantages of being capable of achieving three-dimensional planting, increasing the forest utilization area, reducing growing environment impacts and the like.

The invention belongs to the technical field of plant propagation and discloses a plant growth regulator composition for ryegrasses. The plant growth regulator composition is prepared from uniconazole and an auxin plant growth regulator with the mass ratio of (2-8) to (6-10). When being used for treating ryegrass seeds, the plant growth regulator composition can remarkably increase the rooting rate of the ryegrasses, and the interaction effect of the uniconazole and the auxin plant growth regulator on the growth of ryegrass seedlings is remarkable, the quality of the ryegrass seedlings is remarkably improved, the sprouting and the growth of the ryegrasses are facilitated, the lodging resistance and the severe environment resistance of the ryegrasses are improved and the plant growth regulator composition is beneficial to the promotion and the application of the ryegrasses.

The invention relates to a sweet cherry rainproof culture method suitable for the area between Yangtze River and Huai River. The method includes the following steps of firstly, forming ridges, and erecting a rainproof shed; secondly, pouring nutrient solutions on roots of sweet cherries at the end of March each year; thirdly, removing polyethylene films on the top of the rainproof shed on sunny days 7 days before flowering of the sweet cherries; fourthly, picking weak-growth-vigor cherry flowers on sweet cherry trees in the flowering period of the sweet cherries according to the ratio of picked flowers to total flowers being 1:4, and spraying a urea solution with the mass fraction of 0.01% on leaf surfaces and flowers of the sweet cherries according to the spraying amount of 20 kg / mu. According to the method, in the flowering seasons of the sweet cherries in the area between Yangtze River and Huai River from the end of March to the beginning of May, the area between Yangtze River and Huai River is just in the weather-variable seasons after the beginning of spring, it is ensured that the flowering and pollinating process of the sweet cherries is not influenced by rainy weather, the applicability of the sweet cherries to the environment is improved, the fruit setting rate is increased, cracked fruits and malformed fruits are effectively avoided, and the stable and high yield of the sweet cherries is achieved.

The invention discloses a planting method capable of improving the quality of wheat. The planting method comprises the following steps: irrigating water and carrying out plowing for the first time; sterilizing and disinfecting soil by utilizing high-temperature vapor; measuring the pH value of the soil; applying a wheat base fertilizer for the soil; carrying out plowing for the second time, and conducting mulching; subjecting wheat seeds to microwave treatment; dressing the wheat seeds with a seed dressing agent which is a traditional Chinese herbal agent, and allowing the wheat seeds to germinate; planting the wheat seeds into the soil; managing a field, i.e., topdressing the wheat with a fertilizer; spraying the wheat with a traditional Chinese herbal agent before a wheat flowering period so as to prevent diseases and pests for the wheat; allowing a warm air blower to slightly blow the wheat in the wheat flowering period; and spraying the wheat with the traditional Chinese herbal agent again after the wheat flowering period. The method provided by the invention can improve the germination rate of seeds, reduce diseases and pests of the wheat, and improve the yield of the wheat.

The invention discloses a planting method of improving yields and quality of blueberries, and relates to the technical field of blueberry planting. The method comprises the following steps: (1) choosing land; (2) constructing an orchard; (3) performing field planting; (4) performing fertilization management; (5) performing moisture management; (6) performing pruning; (7) performing pest and disease controlling; and (8) performing harvesting. Through the scientific and reasonable planting method provided by the invention, quality of blueberries can be improved and yields of blueberries can be increased.

The invention relates to the technical field of aquaculture, in particular to a large-scale artificial shed room culture technology for shuttle crabs. The large-scale artificial shed room culture technology comprises the steps of breeding pond building, breeding basket preparation, breeding basket placement, crab larva stocking, breeding management and directional mating. A horizontal storage rack is arranged in a breeding pool, each long-edge basket of each breeding basket is provided with an inserting groove, a separation sheet is inserted and connected into each inserting groove, a hiding chamber containing mud sand is arranged in each of the breeding baskets arranged at the left side and the right side of each separation sheet, male and female crab larvas are singly and respectively bred in the breeding baskets arranged at the left side and the right side of the separation sheet, after growth shucking and before reproduction shucking, the separation sheets are pulled away, one female portunus trituberculatus and one male portunus trituberculatus in the corresponding breeding baskets realize natural mating, and each male portunus trituberculatus is immediately moved out of the corresponding breeding baskets after the mating is completed. The large-scale artificial shed room culture technology belongs to a portunus trituberculatus indoor industrial breeding method with the advantages that the mutual killing can be avoided, the water quality can be easily controlled, the harm of wind disasters and wave disasters is avoided, the survival rate is high, and the culture benefits are good.

The invention relates to the field of agriculture and forestry gardening, and particularly discloses a cultivation method for annual container seedlings of cinnamomum bodinieri. The cultivation method comprises the following steps: (1) carrying out seed disinfection and container preparation; (2) dipping seeds by warm water which contains a plant growth regulator; (3) preparing matrix soil from 20-50% of yellow soil, 10-30% of burned soil, 10-30% of river sand and 10-30% of soil rich in organic matters; (4) disinfecting the matrix soil; (5) filling a container with the soil, and putting the container into a nursery; (6) carrying out seedling culture in the container; (7) carrying out seedling stage management; (8) enabling the container seedlings to leave the nursery. The soil rich in organic matters is selected from one or multiple of turf, pond mud, activated sludge and vegetable garden soil. According to the seedling cultivation method, technologies including hotbed germination acceleration, bud seedling transplantation, container seedling culture and the like are combined, so that the growth of cinnamomum bodinieri young seedlings is evener, a rate of finished products is high, batch culture is easy, and the cultured cinnamomum bodinieri seedlings have a higher survival rate and good quality.

The invention provides a planting method of rice rich in selenium and chromium. The planting method comprises the following steps of: soaking seeds, transplanting rice seedlings, applying a fertilizer, carrying out field management, harvesting and the like. The rice seeds are soaked by selenium and chromium solutions, the compound fertilizer which is rich in selenium and chromium is applied for four times in the planting process, and the compound fertilizer which is rich in selenium and chromium contains rich selenium and chromium elements. According to the planting method of the rice rich in selenium and chromium, the compound fertilizer which is rich in the selenium element and high in nitrogen content and comprises high-quality humic acid and organic trace elements is utilized to improve soil fertility and promote the rapid growth of rice plants, the utilizing rate of the fertilizer is increased, fertilizer losses are reduced, rice yield is obviously increased, and the rice is high in quality, healthy to eat and rich in nutrients.

The invention relates to a feed additive for improving high-temperature stress resistance of chicken and a preparation method thereof. The feed additive is prepared by the following raw materials in parts by weight: 0.7 to 1.4 parts of L-lysine, 1.8 to 2.2 parts of L-tryptophan, 0.7 to 0.9 parts of calcium lactate, 1.3 to 1.5 parts of xylooligosaccharide, 0.05 to 0.1 part of lysozyme, 3 to 4 parts of traditional Chinese medicine extract powder, and 20 to 25 parts of corn protein. The feed additive for improving the high-temperature stress resistance of the chicken has the advantages that according to the growth characteristics of the chicken and the growth characteristics of the chicken under the high-temperature condition, the problem of low survival rate caused by the high-temperature stress of the chicken under the high-temperature condition is solved, and the growth of the chicken is promoted; the hormone and the antibiotic ingredients are not contained, and the green and environment-friendly requirements of modern culture industry are met.

The invention discloses an indoor plant planting rack, and belongs to the technical field of greening. The indoor plant planting rack comprises a telescopic plate, a movable supporting plate, a shaft hole, a shaft, a plurality of planting frames, water leakage holes, a plurality of transverse water tanks, a vertical water tank and a water pipe joint. The shaft hole is formed in the upper portion of the movable supporting plate and matched with the shaft. The bottom of the movable supporting plate is connected with the telescopic plate. The planting frames are arranged on the movable supporting plate. The water leakage holes are formed in the bottoms of the planting frames. The transverse water tanks are arranged below the planting frames, and one side of each transverse water tank is connected with the vertical water tank on one side of the movable supporting plate. The water pipe joint is arranged at the bottom end of the vertical water tank. The indoor plant planting rack is simple in structure and convenient to use; through the indoor plant planting rack, greening plants can grow in the sun directly, the survival rate of the plants is increased, an appropriate amount of water can be provided for the plants, and the unique drainage structure promotes the growth of the plants.

The invention provides an artificial sponge matrix for slope ecological restoration and a construction method. The invention particularly discloses the artificial sponge matrix for slope ecological restoration and the construction method. The matrix comprises the following components in parts by weight: 70-99 parts of sieved soil, 1-30 parts of sponge, 0.5-2 parts of a polymer spray-seeding auxiliary material, 0-10 parts of plant fibers, 0.5-2 parts of a compound fertilizer, 0-2 parts of a sustained and controlled release fertilizer, 0-5 parts of peat soil and 0.1-0.2 part of mixed seed. Afterthe composition is sprayed and sown, the air permeability, cohesiveness, water-retaining property and rain wash resistance of soil can be improved, germination and growth of plants can be promoted, and the performance is environmentally friendly.

The invention provides a raising method of Spodoptera frugiperda larvae, and belongs to the technical field of insect raising. The raising method comprises the following steps that raising the Spodoptera frugiperda larvae in a raising device under the conditions of 28-30 DEG C, light time of 16 h / d, light intensity of 15%-25%, and humidity of 70%-80% until the larvae being old and mature to obtainold and mature larvae. The raising device is a raising device with a cover, and a wrinkle roll paper is covered between the cover of the raising device and a cover opening of the raising device. Using the method of the present invention to feed Spodoptera frugiperda, the five indicators of Spodoptera frugiperda survival rate, pupation rate, feathering rate, average pupal weight and egg productionare close to the raising results of single-head raising, thereby being an effective solution to solve the technical problems of self-killing during raising of Spodoptera frugiperda larvae. The raising method of the invention is easy to operate, and the insect raising efficiency is much better than a single-head raising efficiency, thereby making raising of Spodoptera frugiperda in groups a reality.

The invention discloses a fertilizer for preventing and treating fruit cracking and a preparation method thereof, and belongs to the technical field of fertilizers. The fertilizer is prepared from thefollowing raw materials in parts by weight: 40-50 parts of potash fertilizer, 25-30 parts of ammonium polyphosphate, 10-20 parts of inorganic calcium salt, 8-15 parts of diatom ore particles, 5-8 parts of trace elements, 0.1-0.6 parts of nicotinic acid and 100-150 parts of water. According to the invention, ammonium polyphosphate is added, and the antagonism between silicon and calcium is reduced; besides, antagonism also occurs between calcium and potash fertilizer, however, potash fertilizer and calcium play an important role in normal growth of fruits, and the formed chelate effectively avoids the antagonism between potassium and calcium; and meanwhile, the potash fertilizer is firstly absorbed as a quick-acting fertilizer, then ammonium polyphosphate and the chelate are slowly released, and calcium ions are released along with the ammonium polyphosphate and chelate and then absorbed by fruits, so that the absorption time of the fruits to potassium and silicon is staggered, the fruit trees and the fruits can obtain sufficient nutrition, the cracking phenomenon of fruits due to insufficient silicon-calcium absorption is reduced, and the fruit cracking phenomenon is effectively reduced.

The invention discloses a selenium and chromium-rich fertilizer specially used for cucumbers. The fertilizer is prepared from the following raw materials: alternanthera philoxeroides green manure, ammonium carbonate, calcium superphosphate, potassium chloride, a microorganism growth-regulating agent, a tea seed cake fertilizer, decomposed cow dung, pulverized fuel ash, carbendazim, a urease inhibitor, octyl mercaptan, sodium borate, kudzu vine powder, an organic phosphorus bacteria fertilizer, borax, Thiram wettable powder, organic trace elements, biomass ash residue, chromium trichloride and inorganic selenium salt, wherein the organic trace elements comprise a tartaric acid complex, a sucrose complex and a humic acid complex. The selenium-rich rice compound fertilizer provided by the invention has the advantages of being high in cucumber yield, high in plant disease resistance and suitable for large-area application; furthermore, the cucumbers obtained by applying the fertilizer are bigger and heavier, and have good quality; the selenium and chromium-rich cucumbers contain selenium and chromium elements which are necessary to a human body and animals, thus being high in nutritive value and good for health.

The invention discloses a pet dog feed facilitating bone development. The pet dog feed facilitating bone development comprises the following raw materials in parts by weight: 8-15 parts of wheat flour, 2-6 parts of black soya beans, 3-6 parts of cashew nuts, 20-30 parts of fresh milk, 1-4 parts of broccoli, 10-20 parts of chicken, 2-4 parts of pork bone soup, 5-8 parts of fermented soybean meal and 1-3 parts of a seasoning additive. By adding substances, for example, fresh milk and pork bone soup, which are particularly favorable for bone development, the palatability of the feed can be also improved while nutrients are increased; interestedness of a pet dog on the feed is raised; by adding broccoli, nutritional components such as vitamins and carotene required everyday are provided for the pet dog, and the pet dog feed facilitating bone development is rich and balanced in nutrition.