150 results about "Grass family" patented technology

The objective of the present invention is to confer pest resistance to plants of Poaceae without using any chemically synthesized pesticides. The pest resistance can be conferred to plants of Poaceae by isolating from a natural plant an endophytic bacterium capable of expressing pest resistance, artificially culturing the endophytic bacterium, and introducing the bacteria to a Poaceae plant of interest.

The invention discloses two toadstool natural culturing methods belonging to one general invention conception. The first method comprises the following steps of mixing toadstool cultivated species with toadstool culturing materials and soil evenly, forming the mixture of the toadstool cultivated species, culturing materials and soil, sowing the mixture containing the toadstool cultivated species in a land and covering with soil with the thickness of 0.5cm-2.5cm; the toadstool culturing materials comprise herbaceous plant in grass family, crop straws, bran and KH2PO4, MgSO4, urea and other nutrient substances. The second method is as follows: hole sowing the toadstool cultivated species in the land directly and covering with soil with the thickness of 0.5cm-2.5cm. For the above two methods, at least one time of nutrition supplementation is carried out when mycelial is mature, and the nutrient supplementary solution is prepared by grass ash leachate, KH2PO4, MgSO4 and urea.

The invention discloses a weeding composition for a wheat field. The active ingredients of the weeding composition comprise (A): any one of carfentrazone and clodinafop-propargyl, and (B): any one or two of tribenuion methyl, bensulfuron methyl, fluroxypyr, florasulam, pyrazosulfuron, isoproturon and MCPA-Na (2-methyl-4-chloro-phenoxyacetic acid-sodium); or comprise two ingredients of A and any one of B. The ratio of two ingredients is 1-70:1-70, and the ratio of three ingredients is 1-50:1-50:1-50. The composition of the invention can be prepared into missible oil, oil suspension agent, wettable powder, water dispersible granules and the like, and has the advantages of good weeding effect, wide weeding spectrum, small use amount, low residue, safety to crops and low cost. Moreover, the composition has good prevention and control effect in removing broadleaf weeds and partial grass family weeds, the prevention and control rate is over 90%, and the harm of weeds in the wheat field can be essentially controlled throughout the season by once application.

The invention relates to a herbicide composite used in a paddy field. The active ingredient of the composite is formed by one or two of metamifop, bensulfuron-methyl, pyrazosulfuron, quinclorac, bentazone, bispyribac-sodium, 2-methyl-4-chloro-phenoxyacetic acid, penoxsulam and imidazolinone herbicides so as to form a binary herbicide composite or a ternary herbicide composite. The herbicide composite used in the paddy field can effectively remove various weeds in grass family, broad leaf weeds and cyperaceae weeds in the paddy field in a disposable way, and has special effects on cockspur grasses, moleplant seeds, crabgrass and the like which are difficult to be prevented in the directly-sown paddy fields.

The invention discloses a rhizome bletilla high-yield cultivation method which provides technical support for manual development and utilization of rare endangered medicinal plant rhizome bletilla and wild resource effective protection. Fertile sandy soil is selected as cultivation field for the rhizome bletilla, and a privious crop is crops of grass family or solanaceae. Base fertilizer is added in the process of soil preparation. Health seedballs of annual growth or biennial growth are selected, each seedball is 5-10g in weight, suitable seeding time is December to Match in the next year, and the seedballs are sowed in lines with distance 10cm*15cm. In the process of field management, intertillage and weeding are carried out for 3-5 times from Match to May each year. The seedballs are kept out of the sun from June to August by shielding or being accompanied by weeds. The rhizome bletilla cultivation field can not accumulate water. Straw ash soil should be broadcasted with the intertillage or urea, superhosphate and potassium sulphate are dressed each year. The rhizome bletilla can be harvested after 3-year cultivation.

The invention discloses a method for soil heavy metal pollution remediation through grass family with enrichment capacity, which is characterized by including the following steps: a) detection in advance for heavy metal content of soil; b) soil cultivation; c), selection and cultivation of grass family; d) groove backfill and young ear uprooting; e), process detection of heavy metal content; f) plant stem recovery; and g) final detection of heavy metal content. The method improves burying height of plant stems of the grass family and root quantity of plants to improve the absorption and enrichment of plants to soil heavy metal pollution, and has the advantages of low cost, safety, reliability, and remarkable remediation effect on heavy metal pollution.

The invention discloses a method for preparing a hemicellulose/nano-silver colloid rapidly. The method includes the steps that in a water phase, hemicellulose and silver ammonia solution are subjected to a redox reaction under the microwave condition to generate nano-silver particles; the hemicellulose is extracted from the grass family, the weight-average molecular weight of the hemicellulose is 4.5*104 g/mol-5.5*104 g/mol, and the hemicellulose comprises, by mass percent, the following carbohydrate components: 85-90% of wood sugar, 7.5-12% of arabinose, 0.5-1% of glucose, 0.15-0.65% of galactose, 0.08-0.15% of mannose and 1.05-2.95% of glucuronic acid. The preparation meets the requirement for green chemistry, and the method is a nano-metal preparing method which is green and rapid to implement. A new conception is provided for the green synthesis of nano-silver, the hemicellulose resource is reasonably utilized, and the nano-silver colloid has application prospects in the biological field and the medical field.

The invention discloses a banker plant system for preventing and curing rice leaf folders and rice stem borers. The banker plant system comprises three portions, namely, (1) a vector plant, (2) replacement hosts and (3) a parasitic wasps. The vector plant is vetiver grass belongs to the grass family; the vetiver grass is a luring plant of borers (pink rice borers and the rice stem borers); the replacement hosts are the pink rice borers and the rice stem borers laying eggs in the vetiver grass; the pink rice borers and the rice stem borers are continuously lured to the vetiver grass to lay eggs in a rice growing season to provide hosts for the parasitic wasps; the parasitic wasps are egg parasitic wasps such as rice borer trichogramma and yellow borer trichogramma; the vetiver grass is planted at rice field edges or ridges; 10 to 50 bundles of vetiver grass is planted in every mu of rice field in a dispersion or gathering mode and the bundle distance is from 2m to 3m. The banker plant system for preventing and curing the rice leaf folders and the rice stem borers continuously breeds the parasitic wasps for the rice leaf folders and the rice stem borers (the pink rice borers and the rice stem borers), effectively improves the biological preventing and curing effect, reduces 2 to 3 times of chemical pesticide utilization in one season, is long in acting time, simple and easy to operate and strong in practicability.

A process for mechanically preparing the alkaline hydrogen peroxide pulp from raw straw materials includes such steps as immersing raw straw materials in hot water, squeezing for dewatering, chemical pretreating, grinding, enzyme treating with the solution of semi-cellulase or the solution of semi-cellulase and lignin peroxidase, chemical pretreating, and grinding. The resultant pulp features high whiteness and strength and easy treatment of its sewage.

The invention relates to a natural repairing and recovering method of deteriorated grassland in the loess plateau, and belongs to the technical field of recovering methods of the deteriorated grassland. The method is based on forbidden recovering and supplemented by the manual control and manual interference measures, namely cement stand columns, chain line fences and other forbidden facilities are arranged to completely forbid the original areas where grassland vegetation is destroyed and degraded seriously or agriculture and forestry can not be operated and forage grass can grow, human and animal interference can be controlled strictly, and chance and time for living and multiplying of grassland are given. The method can improve the converge degree of deteriorated grassland vegetation by 50-75% and the biomass of the grassland vegetation by 50-80%, the diversity of species is richer and richer, the number of grassland vegetation and species is increased to 313 from 68 before the forbidding, the grassland quality is improved, and in the plant structure of the recovered grassland community, the grass family and feverfew plants account for 26.8%, the beam or pea family plants account for 8.3%, and the other plants accounting for 64.9% are included in the 33 families. The ecological economy and social benefits of the grassland are significant, and the grassland becomes the demonstration model of the loess plateau.

This invention discloses a wet process of fabrication of fiber wall panel, which includes the following steps: 1) slurry making: mix nontimber type natural plant fiber slurry with grass family slurry according to 1:0˜1.5 dry weight ratio, and add water to dilute this slurry; 2) slurry storage: pour the mixed slurry into slurry storage tank and add water for dilution; 3) suction straining and forming: pour slurry into mold cavity for cold pressing, dewatering, and forming, to yield wet blanks; 4) hot pressing, forming, and drying: move the wet blanks to the hot pressing mold for hot pressing and remove moisture generated during hot pressing, to yield fiber wall panel. Fiber wall panel made by this process features environment friendliness and high strength.

The invention discloses a hybrid herbicide containing Cinosulfuron, Bispyribac-sodium and cinmethylin. The herbicide takes the Cinosulfuron, the Bispyribac-sodium and the cinmethylin as main effective ingredients with the mass ratio of (0.1-80): (0.1-80): (0.1-80). The hybrid herbicide disclosed by the invention has obvious effect when being applied to the paddy field weeding, in particular to preventing and removing of various grass family weeds, cyperaceae weed family weeds and broad leaf family weeds in the paddy field. On the premise of improving pesticide effect, the herbicide can delay weed resistance, has the advantages of wide weeding spectrum and long effect lasting period if being compared with a single agent and is safe to the paddy and next batch of crop.

The invention discloses a special potato organic mineral fertilizer prepared from a PAL material, relates to a fertilizer which adopts a PAL material, that is, modified attapulgite, as a main raw material, and belongs to the field of fertilizer preparation. The special potato organic mineral fertilizer is characterized by being prepared from the following raw materials: a PAL material, peat, grass family plant straw, animal waste, EN bacteria, urea and borax. The special potato organic mineral fertilizer has the beneficial effects that the good adsorption property and the nutrient and water retention property of the PAL material are taken into play, the respiratory action of soil can be improved, a good slow-release property of nitrogen, phosphorus and potassium is achieved, multiple trace elements are enriched, and thus an organic mineral fertilizer can be prepared.

The invention relates to a three-dimensional greening turf for soilless cultivation, which consists of four layers from bottom to top: non-woven fabric, substrate layer, perforated cloth and turf. The perforated cloth can be perforated non-woven fabric, perforated burlap or perforated sack, and the aperture on it is 1-10 millimeters. The composition of the substrate layer is selected from a mixture of pastoral soil, humus, sand, perlite, peat soil and microencapsulated fertilizer. During implementation, a layer of non-woven fabric is first laid on the planting bed of the planting site to avoid the substrate layer from being scattered during drafting. The lawn-forming turf of the invention has fast three-dimensional greening construction speed, can promote plant growth, realizes low-cost maintenance, and is a major step towards the selection of three-dimensional greening plants and industrialized seedling cultivation.

The invention provides a weedicide composition containing an aryloxyphenoxypropionate compound. The weedicide composition contains the aryloxyphenoxypropionate compound and a 2-(quinoline-8-radical)-carbonyl-cyclohexane-1,3-diketone compound or an interchangeable isomer thereof in a weight part ratio of (1.0:50) to (50: 1.0). The composition can be prepared into missible oil, liquor, water aqua, emulsifiable concentrate, microemulsion, wettable powder, a water suspending agent, an oil suspending agent, water dispersible granules or water soluble powder (granules). The weedicide composition provided by the invention can be used for preventing and controlling rice paddy, wheat barley, corn and soybean annual and perennial grass family plants and broad leaf weeds.

The invention relates to a water dispersible granule formulated from phytocide fluroxypyr and ethoxysulfuron and a preparation method of the granule, belonging to the technical field of pesticides. The water dispersible granule is formulated from the following components of mass percent: 5-30% of fluroxypyr, 5-30% of ethoxysulfuron, 1-8% of dispensing agent, 1-15% of wetting agent, 1-15% of disintegrating agent, 0.1-3% of binding agent and the balance of carrier. The water dispersible granule has the advantages of good dispersibility, fine wettability, high suspensibility, quick disintegrating speed, easy packaging and storage and no dust pollution during production and the like. The water dispersible granule further widens the insecticidal spectrum and is not only capable of effectively preventing and removing nutgrass flatsedge and annual broadleaf weeds in paddy fields, but also applicable to preventing and removing various broadleaf weeds in fields of wheat, barley, maize and other crops of the grass family. The water dispersible granule reduces agricultural cost and is safe to afterreap crop.

The invention discloses a herbicidal composition containing nicosulfuron and clopyralid, and application thereof. The herbicidal composition takes the nicosulfuron and the clopyralid as active ingredients; and the mass ratio of the nicosulfuron to the clopyralid is (1-70) to (1-80). Compared with a single-component herbicide, the herbicidal composition delays weed resistance, has a broad herbicidal spectrum and acts for a long time on the premise of enhancing herbicide effect, and is safe for corns and afterculture crops. The herbicidal composition can be used for preparing herbicide for controlling and killing weeds of the grass family and broad leaves in the corn fields.

The invention provides a method for processing a bamboo shoot shell cleaning instrument. The bamboo shoot shell cleaning instrument is manufactured by the steps of: stewing, rolling, cleaning, drawing, calcifying, rinsing, weaving, coiling, drying and the like on moso bamboo shells belonging to the grass family. A finished product is shaped like a disk and neither too hard nor too soft; purely natural plant fibers are kept, roughness is formed; and the bamboo shoot shell cleaning instrument is used for cleaning daily tableware and tea things, can easily adsorb dirt on kitchenware, has faint scent of bamboos and is safe and durable.

The invention discloses a method for planting runcao I of a new grass variety of a grass family on the large shade condition. According to the large shade condition, the shading coefficient ranges from 75% to 92%. The specific planting method includes the steps of sowing of grass seeds, water consumption, prevention and control over diseases, pests and weed, fertilizer requirements, the number of clipping times, dwarf and robust measurements and the like. By the method for planting the runcao I on the large shade condition, the runcao I, a new product in the grass family, can grow well under the condition of shading of 75-92%, and can also flower and bear fruit normally. The method for planting the runcao I on the large shade condition saves energy sources and production cost, and organic agriculture is achieved; a large number of land resources are saved, so that the economic benefits are high; the method plays an active role in preventing water and soil losses, and thus the method meets the requirement that energy conservation and environment protection, urban landscape greenbelt construction, improvement of economic benefits and full utilization of the land resources are combined.

The invention belongs to the technical field of pesticide, disclosing a hybrid herbicide containing Cinosulfuron, molinate and cinmethylin and an application of the hybrid herbicide. The hybrid herbicide takes the Cinosulfuron, the molinate and the cinmethylin as main effective ingredients with the mass ratio of (0.1-80): (0.1-80): (0.1-80). The hybrid herbicide disclosed by the invention has obvious effect when being applied to the paddy field weeding, in particular to preventing and removing of various grass family weeds, cyperaceae weed family weeds and broad leaf family weeds in the paddy field. On the premise of improving pesticide effect, the hybrid herbicide can delay weed resistance, has the advantages of wide weeding spectrum and long effect lasting period if being compared witha single agent and is safe to the paddy and next batch of crop.

The invention belongs to the field of the pesticide, relating to a hybrid weeding composite containing Bispyribac-sodium and oxaziclomefone. The hybrid weeding composite takes the Bispyribac-sodium and the oxaziclomefone as main effective ingredients with the mass ratio of (1-99):(1-99). In the weeding composite disclosed by the invention, different surfactants, thickeners, solvents or solid fillers and the like can be added to be processed into various dosage forms, such as missible oil, a suspending agent, water dispersible granules, wettable powder and the like. The weeding composite can be used for preventing and removing paddy field grass family weeds, broad leaf weeds and cyperaceae weeds. On the premise of improving pesticide effect, the weeding composite can delay weed resistance, has the advantages of wide weeding spectrum and long effect lasting period if being compared with a single agent, is safe to the paddy and next batch of crop and is an ideal paddy field herbicide.