10 results about "Biological efficiency" patented technology

The invention belongs to the technical field of microorganisms, and discloses a pleurotus purpureus strain 162 and a cultivation method thereof. The preservation number of the strain 162 is CGMCC (China General Microbiological Culture Collection Center) No. 42041. The cultivation method comprises the following steps: 1) inoculating a pleurotus purpureus strain 162 on a mother strain culture medium to obtain a strain 162 mother strain; 2) inoculating the strain 162 mother strain to a stock culture medium to obtain a strain 162 stock; 3) inoculating the strain 162 stock seed to a cultivar culture medium to obtain a strain 162 cultivar; and 4) cultivating the cultivar of the strain 162 to obtain the sporocarp of the strain 162. The strain 162 is fast in hypha growth, short in after-ripening period, fast in fruiting, white in pileus, strong in adaptive capacity and short in harvesting period; the biological efficiency is high; the feed is high in nutritional value and has strong disease resistance to bacterial brown spot.

The present application relates to the technical field of Volvariella volvacea cultivation, and particularly relates to a Volvariella volvacea cultivation substrate and a cultivation method. The preparation raw material of the Volvariella volvacea cultivation substrate comprises the following components in parts by weight: extract / pectin@chitosan microspheres 3-5 parts, modified tannic acid-dextran 5-7 parts, rice straw 30-40 parts, corn cob 10-15 parts, bran 4-6 parts, and corn flour 3-5 parts. The present application utilizes the slow-release effect of the microspheres and the water storage network of the modified tannic acid-dextran to achieve synergistic effect, significantly improves the water retention rate, mycelial growth rate and biological efficiency of the cultivation substrate, and realizes high-yield and high-quality cultivation of Volvariella volvacea.

The invention relates to a white flammulina velutipes F523 with the preservation number of GDMCC No.67335. The white flammulina velutipes F523 is high in biological efficiency, short in growth cycle and stable in strain cultivation character, can be stably inherited and is used for flammulina velutipes cultivation and breeding. The invention also relates to an identification method of the flammulina velutipes F523, which comprises the following steps: by taking the DNA of the flammulina velutipes mycelium to be detected as a template, carrying out PCR (Polymerase Chain Reaction) amplification by adopting the primer combination 1 and / or the primer combination 2, and detecting whether the amplification product has a band with a specific size so as to identify the F523. The screening method is simple to operate, and detection can be performed only by using mycelia; the detection time is only 2-3 hours, so that the breeding efficiency is improved, and the cost is greatly saved.

The invention belongs to the technical field of edible fungus cultivation. The invention relates to an auricularia polytricha strain, in particular to a Jiangxi auricularia polytricha strain and a breeding method thereof. The invention provides a novel Auricularia polytricha (Auricularia polytricha) strain 'Jiangxi' (Auricularia polytricha) and an efficient breeding technology system of the novel Auricularia polytricha (Auricularia polytricha) strain. The strain is stable in character and high in auricularia polytricha fruiting capacity, and systematic artificial cultivation of auricularia polytricha is achieved for the first time. According to the invention, a liquid culture medium is optimized, so that the mycelium pellet density and biomass of the strain are respectively increased by 62.65% and 55.06%, and elaeagnus pungens, pterocarya stenoptera, ligustrum lucidum ait and sophora japonica are screened as optimal matrixes through cut-log cultivation; a high-yield bag cultivation medium is developed aiming at the strain, the biological efficiency is 75-83%, and the total yield of the third-generation fresh ears is about 130g / bag. The method breaks through the bottleneck that auricularia polytricha depends on wild collection, provides germplasm and technical support for industrialization, and has good application value.

The invention discloses an agricultural waste straw double-base-material resource utilization method, and belongs to the technical field of agricultural waste resource utilization. The modified magnetic straw carbon has the functions of adsorption, catalysis and magnetic recovery, a closed-loop utilization mode of straw-edible fungus base material-fungus residue-seedling raising matrix is constructed, and the bottleneck problems that straw is difficult to degrade and the utilization rate of fungus residue is low are solved. The method effectively improves the comprehensive utilization rate of agricultural wastes, double base materials can significantly improve the biological efficiency of edible mushrooms and improve the survival rate of rice seedlings, and the method has significant economic and ecological benefits and is suitable for large-scale agricultural popularization and application.

The invention discloses a novel schizophyllum commune strain and an artificial cultivation method thereof, the optimum carbon source of schizophyllum commune hyphae is cane sugar, the optimum nitrogen source is yeast extract powder, the optimum pH is 5.0, the optimum temperature is 32 DEG C, optimized 78% of mulberry sawdust, 20% of wheat bran, 1% of lime and 1% of gypsum are used as matrix cores, and a low-temperature induction and constant-temperature high-humidity fruiting mode is matched, after inducing for about 20 days at the low temperature of 18 DEG C, managing fruiting at the temperature of 25 DEG C and the relative humidity of 90%-95%, and realizing the high-yield stable performance that the average is 133.39 g / bag and the biological efficiency is 66.70%. Compared with the prior art, the method has the advantages that the method is standardized, can be copied, is suitable for large-scale and factory popularization, can effectively solve the problems that the traditional schizophyllum commune cultivation is unstable in yield and low in efficiency, and has remarkable industrial application value.

The invention discloses a hymenopellis raphanipes mutant strain M1 obtained through artificial mutagenesis, the hypha growth rate of the hymenopellis raphanipes mutant strain M1 is larger than or equal to 5.20 mm / d, the biological efficiency reaches 53.6%, the hymenopellis raphanipes mutant strain M1 has strong resistance to trichoderma harzianum, the proportion of first-grade mushrooms is larger than or equal to 40.6%, and the hymenopellis raphanipes mutant strain M1 is good in hereditary stability. The invention also provides a breeding method of the strain, a special liquid fermentation culture medium and an industrial cultivation process in an intelligent mushroom square cabin. The method solves the problems that traditional cultivation is long in period, high in pollution rate, difficult to factorize and the like, and a complete solution is provided for annual efficient production of oudemansiella oosporium.

This invention discloses a method for liquid culture of *Armillaria mellea* fruiting bodies, mycelial colonies, and mycelial cords. The culture method employed in this invention shortens the exposure time of the mycelial colony, reduces contamination by other microorganisms, increases aeration, and promotes the differentiation, formation, and development of *Armillaria mellea* fruiting body primordia. After the fruiting bodies mature, the three-component products of fruiting bodies, mycelial colonies, and mycelial cords can be harvested, with a total biological efficiency of up to 296%. This cultivation method achieves unparalleled biological efficiency compared to other methods, produces no waste, and yields higher production and economic benefits.

The invention discloses a cultivation medium formula and a cultivation method of novel panus hirsutus, the cultivation medium comprises the following components by mass percentage: 50% of cottonseed hull, 28% of sawdust, 20% of bran, 1% of gypsum, and 1% of lime, and the water content of the cultivation medium is adjusted to about 60%. The novel panus hirsutus cultivation method adopting the cultivation medium formula comprises the steps of cultivation bag manufacturing, inoculated cultivation, fruiting management, harvesting and the like. The formula is scientific and reasonable, raw material sources are wide, cost is low, and cultivation method operation is standard; by adopting the formula and the method, the growth speed of the new panus gallica hyphae is high, the number of formed primordia is large, the single-bag yield of the sporocarp is as high as 55.75 g, the biological efficiency reaches 13.94%, the sporocarp is full in shape and compact in texture, the problems that raw material selection is lack of basis and the yield fluctuation is large in the large-scale cultivation of the new panus gallica are effectively solved, and the large-scale cultivation of the new panus gallica is realized. Reliable technical support is provided for industrial development and popularization, and remarkable economic, social and environmental benefits are achieved.

The invention discloses a culture medium for ganoderma sinense cultivation and a preparation method and application thereof, and belongs to the technical field of edible fungus cultivation. The culture medium is prepared from the following main materials in percentage by weight: 13 to 20 percent of couch grass, 28 to 35 percent of arundo fungus grass and 40 to 45 percent of dicranopteris pedata, and the following auxiliary materials in percentage by weight: 0.1 to 0.8 percent of brown sugar, 0.8 to 1.8 percent of gypsum powder, 0.7 to 1.8 percent of urea, 0.2 to 1.2 percent of monopotassium phosphate, 0.05 to 0.16 percent of shell powder, 0.9 to 2.3 percent of corn flour and 0.02 to 0.07 percent of phoenix mushroom essence. The preparation method comprises the following steps: uniformly mixing the main material and the auxiliary material respectively, totally mixing, adjusting the water content to 45-65% and the pH value to 5-7, bagging, sealing, and sterilizing by high-pressure steam to obtain the sterile culture medium. The culture medium is used for cultivation of ganoderma sinense, the biological efficiency can reach 4.98 + / -1.07%, the polysaccharide content of sporocarp can reach 635 mg / 5 g, and the culture medium is obviously superior to a traditional coniferous tree sawdust culture medium and a broad-leaved tree sawdust culture medium. The culture medium for ganoderma sinense cultivation is easy to obtain, simple and convenient in preparation process, capable of effectively increasing the yield of ganoderma sinense and the content of main active ingredients and suitable for large-scale cultivation and application.