33results about How to "Short age" patented technology

The present invention relates to emulsified asphalt modified by adopting water-base epoxy resin. It is characterized by that it utilizes water-base epoxy resin emulsion and solidifying agent to modify the emulsified asphalt, in which the general emulsified asphalt content is 100 portions, water-base epoxy resin emulsion content is 3-15 portions and the solidifying agent content is 20%-25% of water-base epoxy resin emulsion content.

The invention discloses a grouting reinforcement and earthquake resisting method for an earth and rockfill dam, which includes the technical steps: using a drilling machine to drill holes at certain intervals on the upstream top and the downstream top of a dam in a range from one-quarter dam height to one-fifth dam height during filling of the dam; driving grouting casings for drilling supporting or pre-embedding horizontal grouting casings with holes in real time; injecting polymer materials into the grouting casings through grouting pipes; allowing the polymer materials to chemically react in the grouting casings and quickly swell and allowing the polymer materials to permeate into surrounding rockfill to be cemented with rockfill through voids inside the rockfill; and forming a solid flexible reinforced complex so that cohesion of rockfill complex is increased and seismic resistance of the dam is improved. The method is applicable to newly built earth and rockfill dams, is also applicable to earth and rockfill dams built already, and is fast in construction, the reinforcement is the flexible complex and adaptable to deformation of the dam under the action of seismic load, and good seismic resisting effect is achieved.

The invention provides a mushroom strain Nongxiang No. 5 and a molecular marker identification method thereof, belonging to the field of mushrooms. The mushroom strain 808 and the mushroom strain L26are used as parents to hybridize and breed the mushroom strain Nongxiang No. 5 with the advantages of good strain stability, high fruiting temperature, short fruiting time, good sporocarp shape, shortharvest frequency, high yield and good development and application prospects. The strain provided by the invention is preserved in China Center for Type Culture Collection on December 5, 2019, and has a preservation number of CCTCC NO: M 20191018. Meanwhile, the invention provides the molecular marker identification method with high specificity and simple and convenient operation for the strain.

The invention discloses a quick production method for large ball-cover mushroom strains, which mainly comprises the steps of preparing a culture medium for original seeds and cultivation seeds, preparing the original seeds, inoculating the original seeds, preparing the cultivation seeds, preparing the strains and the like. The method is mainly characterized in that: the broadleaf tree sawdust culture medium for the original seeds and the cultivation seeds is prepared from broadleaf tree sawdust granules, and meanwhile a bottled seed cultivation mode and a bagged seed cultivation mode are provided. Aiming at the characteristics of growth conditions and environment of the large ball-cover mushroom strains, the preparation is simple; the prepared large ball-cover mushroom strains have tidy growth and short cultivation time; the yield of the produced large ball-cover mushroom strains is high; and the fruiting cycle of the large ball-cover mushroom strains is shortened.

The invention relates to the field of cultivation of mushrooms, and in particular relates to a cultivation method for agaricus bisporus. According to the method provided by the invention, expanded vermiculite is obtained through modification of vermiculite, the expanded vermiculite has very strong water absorbing performance, through the ion exchange ability of the vermiculite, cover soil can be loosened, the formation of a primordium of a sporocarp of the agaricus bisporus is facilitated, the problem that hyphae have reduced activity due to hypoxia caused by poor ventilation is improved, andthe water retaining capacity is enhanced; polyglutamic acid is added, and a mixture of the polyglutamic acid and the modified vermiculite is spread between the hyphae and the cover soil, in the process that the hyphae grow to a cover soil layer, through water dissolution, a film is formed at the surface layer of the hyphae, so that the nutrients and moisture in the cover soil can be in contact with and conveyed to the hyphae, the dissolution, storage, conveying and absorption of the nutrients can be extremely efficiently improved, and the producing rate of the agaricus bisporus can be improved.

The present invention provides a nonmagnetic high-hardness alloy having a Ni-based alloy composition containing; by weight%, C of 0.1% or less: Si of 2.0% or less; Mn of 2.0% or less; P of 0.03% or less; S of 0.01% or less; Cr of 30 to 45%; Al of 1.5 to 5.0%; and a balance of unavoidable impurities and Ni, the nonmagnetic high-hardness alloy being subjected to cold or warm plastic working and then ageing treatment, and a method for producing the nonmagnetic high-hardness alloy.

The invention discloses a making method of a common morel liquid spawn. The method mainly comprises the following steps: making a shake flask culture medium, culturing a liquid parent culture medium, and culturing the spawn. The method solves the inconsistent fungus age problem of common morel, shortens the spawn production time, has the characteristics of good fluidity, easiness in dispersion, rapid germination and fungus age shortening, can shorten the production cycle, allows farmer households' products to go into the market about one month earlier, saves a lot of manpower and material resources, and improves enterprises' income.

The invention relates to the technical field of silkworm breeding, in particular to a breeding method of silkworms. The breeding method comprises the steps of 1, building a silkworm chamber; 2, igniting folium artemisiae argyi, cigarettes and sulfur in the silkworm chamber to conduct fumigation and disinfection; 3, transferring newly-hatched silkworms into the disinfected silkworm chamber, sealingdoors and windows and blocking light, and putting feed 2-3 times everyday to feed the newly-hatched silkworms, wherein the putting amount of the feed accounts for 10-15% of the weight of the newly-hatched silkworms, breeding management is conducted, the feed is mainly prepared from folium mori, chrysanthemum segetum L., lettuce leaves, silkworm chrysalis meal, earthworm powder, leaves of elm trees, liquorice, maple leaves, arabian jasmine flowers and glycine betaine; 4, spraying agent liquid to the surface of the feed fed to the silkworms so that the silkworm can enter a silking period, wherein the agent liquid is mainly prepared from, by weight, several parts of common cyanotis root, gingko, yacca, amaranth, clematoclethra actinidioides maxim.and taxad. The breeding method of the silkworm can obviously increase the weight of the silkworms, the total death rate is shortened, the silking period of the silkworms is accelerated, the breeding time is shortened, the dosage of chemical agents is reduced, the cost is lowered, and the breeding economic benefit of the silkworms is increased.

The invention provides a culture method of pleurotus eryngii and belongs to the technical field of agriculture product processing. The method comprises the following steps: inducement to primordium is carried out after hyphal postripeness, in the process of inducement to primordium, humidification and cooling cultivation are carried out for 5 to 10 days. The culture method adopts a novel technology of inducement to primordium, so that yield of the pleurotus eryngii is improved; and relative to yield of a conventional culture and cultivation technology, the yield of the pleurotus eryngii cultivated by adopting the culture method disclosed by the invention is improved by 20 percent to 50 percent.

The present invention discloses one kind of Z's ZAAO sewage treating process. Sewage entering from the bottom of the anaerobic tower is treated through anaerobic biochemical reaction inside the anaerobic tower, flowing from the top of the anaerobic tower into the lower part of the anoxia tower, anoxia reaction inside the anoxia tower, flowing from the top of the anoxia tower into the lower part of the aerobic tower together with air, aerobic reaction inside the aerobic tower, addition of coagulant after flowing from the top of the aerobic tower, separation in the separating tower, addition of disinfector after flowing from the separating tower, and filtering inside the filter to become reused water. Meanwhile, methane is led out from the aerobic tower. The present invention completes the sewage treatment in one complete system.

The invention relates to a wood-rotting fungus liquid culture medium and a preparation method thereof. The wood-rotting fungus liquid culture medium is characterized by comprising the following components in mass concentration (g/L): 200 g of potatoes, 10-20 g of glucose, 6-7 g of yeast extract powder, 0.3-0.6 g of potassium chloride, 0.1-0.4 g of magnesium sulfate heptahydrate, 0.1-0.2 g of monopotassium phosphate, 5-15 g of flammulina velutipes root powder and 1000 g of water. According to the method, waste needle mushroom roots in the production process of a factory are treated and utilized to be prepared into the liquid culture medium; meanwhile, the strain cultured by the liquid culture medium has the characteristics of fast hypha recovery, compact fungus balls and vigorous vitality. After inoculation, the strain is higher in adaptability, low in pollution rate and quick in germination, so that the production efficiency of a factory is improved, the production cost is saved, and the income of an enterprise is increased.

The invention discloses a black fungus insect breeding method which comprises the following steps: step A: breeding in a larva stage: putting black fungus insect larvae in a breeding tray with feed, and covering the breeding tray with fresh food; putting the feeding tray in a feeding room; the feed is fed once a few days, and the fresh food is fed once a day or several times a day; ecdysis is carried out on the larvae of the melanogaster for eight times in the feeding plate, and the larvae of the melanogaster become pupae when ecdysis is carried out Step B, feeding in a pupation period, picking out pupae in the feeding tray, putting the picked pupae in a pupation box, covering with a shading layer, and after the pupae are subjected to eclosion into adults; c, eclosion imago feeding: after eclosion of imago by the pupae of the melanogaster, separating the imago to an egg receiving plate, pre-storing a layer of feed on the egg receiving plate, placing the imago on the egg receiving plate, and then covering the egg receiving plate with fresh food; after eclosion, wings of adult insects gradually turn yellow from white and then turn brownish black, after the wings turn black, natural mating is conducted, male insects die after mating, and female insects lay eggs; adults are inoculated with eggs.

The invention relates to a method for preparing coprinus comatus cultivation seeds by using corn grains, which includes selecting white coprinus comatus strains as provenances, wherein the compositionof a culture medium comprises corn flour, glucose, bean cake powder, potassium dihydrogen phosphate, magnesium sulfate and water; sterilizing the culture medium according to a conventional method, inoculating white coprinus comatus, and culturing on a shaking table to obtain white coprinus comatus liquid strains;mixing the corn grains and a nutrient solution to obtain a corn grain strain culturemedium, wherein the nutrient solution comprises potassium dihydrogen phosphate, magnesium sulfate, vitamin B1 and water; and inoculating the white coprinus comatus liquid strains to the sterilized corn grain strain culture medium for mycelium culture. The method has the advantages that corn grains are used as raw materials, a reasonable composition is adopted, liquid strains are inoculated, and the liquid strains are directly inoculated to the sterilized corn grain culture medium, so that the fluidity of the liquid strains and the rolling property of the corn grain culture medium are fully utilized, the hypha grows robustly, the growth consistency is good, the strain vitality is strong, the strain age is short, and the production cycle of the coprinus comatus cultivation seeds is shortened.

The invention discloses a strain character maintaining method of a strain for edible mushroom production. The strain character maintaining method comprises the following steps: culturing seed mushrooms, collecting spores, separating monospores, identifying monokaryotic strains with different mating types, acquiring a group of monokaryotic strains with the same mating type as an original strain, acquiring strains for production with typical strain characters of the original strain, and screening strains for production with a production performance superior to that of the original strain. Compared with the prior art, The method fully utilizes characteristics of sexual offspring inheritance of edible mushrooms and obtains offspring strains with dominant biological and economic characters of the original strain. The offspring strains obtained by the method have the characters of the original strain and a superior production performance than the original strain. The method can effectively shorten a mushroom age, improves synchronism of spawn running and fruiting, and effectively avoids industrial problems of yield reduction, quality decline and even no production caused by over-old mushroom age due to long-time and large-scale use of the production strain.