32results about How to "Easy to factory operation" patented technology

The invention relates to a pollen-free lily variety breeding method and belongs to the technical field of breeding of new plant varieties. Lily is a main commercial flower in the world, is widely planted around China and occupies huge market shares. However, due to the fact that lily pollen easily stains clothes, the clothes stained with pollen is inconvenient to clean, the lily sold in the market generally undergoes artificial castration processing, the process is complicated and a large number of manpower and material resources is wasted, a bred pollen-free lily is always the key direction of lily breeding, and meanwhile the pollen-free lily having excellent ornamental characteristics also has a huge market prospect. The method creatively utilizes special lily crossbreeding combination, combines with in-bottle sowing, lily tissue culture and breeding, cold storage and vernalization of small lily bulblets, lily seed ball cultivation, pollen-free lily screening and propagation expanding technologies, a breeding period of the pollen-free lily is creatively shortened, and the new pollen-free lily variety having excellent ornamental characteristics is bred.

The present invention discloses a new method for artificial fast propagation of Shanci mushroom, comprising the following steps: (1) obtaining explants; (2) washing the surface soil of the pseudobulbs in step 1 with tap water, and then soaking them with washing powder solution Rinse with running water, then process with ethanol solution, and rinse after disinfection; (3) obtain sterile seedlings; (4) take the sprouts grown from the bud spots in step 3 and transfer them to the A medium in step 3 Proliferation culture is carried out inside, and the seedlings carrying callus are cut off, and continue to be transferred into B medium to cultivate; (5) the single seedling with rice grain size pseudobulb after subculture in step 4 is inoculated in C medium (6) seedling refining and transplanting. The invention optimizes and adjusts the rapid propagation in vitro of S. chinensis, simplifies the artificial rapid propagation process, greatly improves the propagation efficiency, has low cost and short time, not only improves the survival rate of the test-tube seedlings, but also greatly shortens the seedling raising period. .

The invention discloses a fast asexual propagation method for maca hybrid. The method comprises the following steps: inoculating a sterilized maca hybrid explant into a callus inducing medium, generating callus, and the generated callus into a clump seedling generating and breeding medium to cultivate; when clump seedlings are generated and bred to a certain quantity, carrying out subculture multiplication in the breeding medium; when the quantity of the bred seedlings reaches the rooting requirements, transferring healthy main seedlings in the clump seedlings into a rooting medium to cultivate; and when the seedlings are healthy and the roots are thick, carrying out hardening-seedling for 3 days according to a conventional method, and transplanting into a floating plate with disinfection humus and cultivating for 60 days so as to obtain the healthy maca hybrid clonal seedlings. The production technology of the maca hybrid clonal seedlings is optimized and adjusted; after the callus and the clump seedlings are obtained, MS with high NH<4+> and B5 with low NH<4+> are adopted as basic culture mediums for alternative use in enrichment culture; the phenomena that a maca test-tube plantlet is easy to age and yellow are thoroughly solved; the asexual propagation cycle is shortened; the breeding efficiency is improved; and an effective way is provided for breeding of F1 generation of high-quality seedlings of the maca hybrid.

The invention provides a tissue cultivation method of vetiveria zizanioides transplants. The method comprises steps that: sterilizated vetiveria zizanioides explants are placed in induction and proliferation culture media; inducting and proliferation cultivating are carried out concurrently until explants are differentiated and young buds are germinated; times of subcultures are carried out untila required number of seedlings are obtained; the seedlings are transplanted into cultivation media to be cultivated until 3 to 5 roots appear; the seedlings are then transplanted into cultivation bags; routine managements of watering and fertilizing are carried out, and vetiveria zizanioides transplants can be obtained after 40 days of growth. With the method provided by the present invention, usage amounts of drugs can be reduced. Through the concurrent inducting and proliferation cultivating, appearances of variants can be efficiently controlled, tissue cultivating processes can be simplified, propagation periods can be shortened, production cost can be reduced, and merits of vetiveria zizanioides varieties can be kept fast and stably. With the method provided by the present invention, problems in methods with common propagation systems, such as complex parent resources, unstable seedling qualities and slow seedling propagations, can be solved.

The invention provides a rapid reproduction method of schlumbergera seedlings. The method comprises the following steps: inoculating a selected, disinfected and sterilized schlumbergera explant onto a culture medium for induction and carrying out synchronous induction and proliferation culture until the explant sprouts and differentiates out a bud; sub-culturing until being proliferated to 3-4 folds, and then transferring to a rooting medium for rooting culture until 3-5 fine roots are grown at the base of a plant; conventionally hardening and then transplanting to a mixed substrate of humus soil, red soil and pearlite; and watering and fertilizing conventionally for growing to obtain the schlumbergera seedlings. In the method, key links in the whole production technical flow of the schlumbergera seedlings are optimized and integrated, the culture medium for induction is blended and bud induction and proliferation culture are carried out synchronously, thus simplifying tissue culture procedure and shortening breeding cycle; and only by adopting two types of the culture media, the bud can be directly formed without callus formation, thus reducing probability of variation occurred on an adventitious bud, effectively controlling generation of a variant strain, being capable of fixing and maintaining fine variety of the schlumbergera seedlings rapidly, improving seedling quality and solving the problems of complicated parental source and unstable quality of the seedlings produced by the conventional breeding system.

The invention relates to an impurity removal method, and in particular relates to a zinc sulfate impurity removal method. The method comprises the following steps: a, detecting cadmium and nickel which are contained in a refined zinc sulfate solution to be treated; b, carrying out preliminary impurity removal, namely heating the refined zinc sulfate solution to reach 80 DEG C to 90 DEG C, adding zinc powder which is 8 to 12 times greater than the content of the nickel as well as antimony trioxide and copper sulfate to ensure that the concentrations of the antimony trioxide and the copper sulfate in the solution are respectively 1.2mg / L to 1.5mg / L and 40 mg / L to 45mg / L, fully stirring and reacting for 1 to 2 hours; and c, carrying out secondary impurity removal, namely filtering a liquid obtained in the step b, adding the zinc powder which is 2 to 3.5 times greater than the content of the cadmium into filtrate when cooling the filtrate to reach below 50 DEG C, fully stirring and further reacting until reaching a full reaction. The method has the beneficial effects that the reaction is simple and is finished by one step; the impurity removal effect is obvious; in addition, the process is simple and added reagents are low in cost. Thus, the method is easy for factory operation.

The invention provides a zinc sulfate impurity removal method. The specific steps are: S1. Zinc source reacts with sulfuric acid to generate a crude zinc sulfate solution, after filtration, initially removes impurities, detects the content of lead and nickel; S2. heats up the zinc sulfate solution, adds a mixed solution of sodium thiocarbamate and thiourea, and stirs Filter to obtain refined zinc sulfate solution. The mixed solution of sodium thiourea and thiourea is specifically, by weight, sodium thiourea: thiourea: the ratio of water is 1: 1 ~ 3: 2 ~ 5; A mixed solution of urea. The invention utilizes the synergistic effect of sodium thiocarbamate and thiourea to simultaneously remove lead and nickel in zinc sulfate, has simple process, low cost of added reagents, is easy to operate in a factory, and has high practical value.

The invention provides a pararuellia delavayana reproduction method. The method comprises the steps that a disinfected and sterilized pararuellia delavayana explant is inoculated into different culture media successively for callus induction, bud production and reproduction synchronous culture. According to the pararuellia delavayana reproduction method, the common vitrification phenomenon produced during rapid asexual propagation is avoided, the cost is low, time is short, and the quality and survival rate are high.

The present invention innovatively utilizes tidal bioreactors to rapidly propagate lily transplanted seed balls, by cultivating and growing lily seed balls with a diameter of 0.2 to 0.4 cm in conventional solid propagation medium as explants and inserting them into tidal bioreactors. In the bioreactor, the liquid medium formula was replaced during the 50-day cultivation process, and the pollution was controlled by adding drugs, and the seed balls were gradually expanded and rooted. After the seed balls were released from the bottle, the lily seed balls were vernalized, transplanted, Planting methods are managed. The present invention can simplify the tissue culture procedure by gradually carrying out seed ball expansion and rooting culture, greatly reduce the labor cost in conventional solid tissue culture, and can effectively control pollution and the generation of mutant strains, shorten the lily breeding cycle, and save The cost of production can quickly fix and maintain the excellent characters of new lily varieties, and solve the problems of slow breeding speed, mixed provenance and unstable quality of seed balls produced by conventional lily breeding systems.

The invention provides a method for preparing a thiobarbituric acid compound shown as formula I in the specification. In an organic solvent, a malonate diester compound or derivatives thereof, thiourea and aluminum isopropoxide undergo cyclization reaction under certain conditions to obtain the thiobarbituric acid compound (formula I). The method is high in yield, solves the problem of low yield in the prior art, is easy in factory operation, effective and environment-friendly, and is favorable for large-scale production.

The invention discloses a method for preparing a novel austenitic stainless steel material with high strength and resistance to hydrogen embrittlement. The content (%) is C<0.08, Si<1.0, Mn 10~16, Ni 6~8, Cr 16~ 18.0, N 0.5~1, P<0.045, S<0.030, Mo 2.0~3.5 and smelting. After smelting, the material is forged at room temperature. After forging, the material is heat treated at 1050-1100°C, cooled in water, and taken out Immediately forge. After forging to a certain extent, heat treatment is carried out on the material at 850°C-950°C, and then heat preservation is carried out at 300°C-400°C, and the stainless steel material is forged twice in different directions. The preparation method of the material has good operability, and the result is accurate and reliable.

The invention discloses a method for improving the efficiency of artificial rapid propagation of flaxgrass overcoming burnt tip necrosis, which belongs to the field of biotechnology, and comprises the following steps: inoculating a sterilized and sterilized explant of a segmented stem segment into a culture medium, Induce the germination of axillary buds, the occurrence and proliferation of clustered buds on the base stems, overcome the necrosis of burnt tips, rejuvenate and take root, and transplant hardened seedlings. The invention completely solves the phenomenon of burning tip necrosis common in in vitro rapid propagation of plants of the family Scrophulariaceae, especially of the genus Flax, and has low cost, short cycle, high seedling quality and survival rate. In addition, the production process of aseptic seedlings of C. grandiflorum was optimized and adjusted. While improving burn tip necrosis, axillary bud germination and growth, basal stem cluster bud induction and growth were simultaneously carried out, and the tissue culture process was simplified. Three culture processes At the same time in a culture medium, greatly improving the reproduction efficiency.

The invention provides a rapid propagation method of hyacinth, which is characterized in that cue balls with well-developed root system of the base plate are selected, and the base plate is used as a plane, and the cue ball is rotated and cut from the inside of the base plate at an inclination of 30 degrees, and the mass content of sulfur is Spread 1% sulfur powder evenly on the cut of the cue ball, make the cut upward, and air dry for 2 to 3 hours under the sun at noon; place the cue ball in a well-ventilated cultivation room at 25°C, humidity below 50%, and cultivate and reproduce in dark When seed balls grow on the cue ball, peel off the seed balls and embed them in the substrate, store them at 25°C for 80-90 days for aestivation, take out the seed balls and plant them in well-drained sandy soil, and manage them as usual until the first day. Dig out the bulbs from June to July in the second year; store them in an environment of 25°C for 80 to 90 days, and then plant them again until the bulbs are dug out from June to July in the third year, and you can get flowering hyacinth bulbs. The reproductive efficiency of hyacinth is high. On average, each cue ball can reproduce 8-10 seed balls of uniform size.

The invention discloses an anti-mosquito water-proof air permeability wear-resisting resin used for synthetic leather, which comprises the following components in parts by weight: 30-40 parts of polyether polyurethane resin, 5-10 parts of polyester polyurethane resin, 50-55 parts of water, 4-5 parts of silicon dioxide extinction powder, 2-4 parts of anti-mosquito assistant, 2-4 parts of oxidized polyethlene wax, 1-3 parts of modified amino siloxane, 1-3 parts of fluorocarbon surfactant, 1-2 parts of organosilicon flatting agent and 0.5-1 part of fluorine drying agent. The invention also discloses a preparation method of the anti-mosquito water-proof air permeability wear-resisting resin used for synthetic leather; the anti-mosquito water-proof air permeability wear-resisting resin for the synthetic leather has gloss, softness and smooth handfeel, waterproof property and air permeability, wear resistance and scrape resistance, has high-efficiency and rapid striking and killing effect and good repellent effect on mosquitoes, flies, fleas, cooties and moths and the like.