113results about How to "Shortened maturation time" patented technology

The invention discloses a silkworm pupa-worm grass culture method capable of improving yield and quality. The method is characterized by comprising the steps including preparation of liquid spawn, pupa sterilization, inoculation, cultivation in dark, wound treatment of pupas, cultivation in light, harvest and the like. Compared with the conventional culture method, the silkworm pupa-worm grass culture method disclosed by the invention is short in grass germination time, great in fruit body number, vigorous in growth and short in growth period, so that not only can the yield of the worm grass be increased, but also the growth period can be greatly shortened, and thus the economic benefits are greatly increased.

The invention discloses a fertilizer special for vegetables and a preparation method thereof. The fertilizer comprises the following raw materials in parts by weight: 60-80 parts of straws, 30-45 parts of animal wastes, 4-15 parts of powdered rock phosphate, 8-20 parts of potassium mineral powder, 1.5-3.5 parts of saccharides, 0.4-0.7 part of EM bacterium liquid, 5-9 parts of modified vermiculite power, 1-4 parts of bentonite, 1-4 parts of diatomite, 0.2-0.8 part of a plant growth regulator, 10-16 parts of traditional Chinese medicine dregs and 0.05-0.12 part of an enzymic preparation. According to the fertilizer special for vegetables and the preparation method thereof provided by the invention, the formula is reasonable, the occurrence rate of vegetable insect pests is reduced, and the stress resistance of the vegetables is improved. Meanwhile, the ecological environment of soil is improved, the soil fertility and sustainability are improved, the absorption of the vegetables on nutrients is comprehensive, the absorption efficiency is high, the quality of the vegetables is improved, and the yield of the vegetables is increased.

The invention provides a cultivation method for beak-shaped litchis. The cultivation method for the beak-shaped litchis comprises the step of harvesting, wherein clusters and 2-3 leaves at the lower section of each cluster are picked; the step of autumn growth promotion, wherein additional nitrogen phosphorus and potassium fertilizer is applied; the step of root irrigation through polyethylene glycol with concentration of 20%; the step of control over winter growth and ringing, wherein ethyl alcohol with concentration of 95% is sprayed to the ringing position, and whitewash with concentration of 2-4% is sprayed to the leaves; the step of flower bud promotion, wherein mixed cytokinin is sprayed one to two times during the germination period; the step of flower thinning and bud thinning, wherein the mixed solution of ethephon and paclobutrazol is sprayed for bud thinning during the squaring period, and the mixed solution of calcium phosphate, glycine and saccharose fatty acid is sprayed for flowing mining during the flower period; the step of stabilizing of fruits, wherein the mixed solution of monopotassium phosphate, 6-benzylaminopurine, naphthylacetic acid, ethylene glycol, cane sugars, borax and ethyl alcohol with concentration of 95% is sprayed during the growth period of the fruits. The cultivation method for the beak-shaped litchis is designed according to the characteristics of the beak-shaped litchis, is simple in step and convenient to operate, saves manpower and material resources, and effectively improves the seedless rate of the fruits, the quality of the fruits of the beak-shaped litchis, and the yield.

The invention discloses a bougainvillea spectabilis breeding method and belongs to the technical field of nursery stock propagation. The bougainvillea spectabilis breeding method includes the steps of standardized planting and management of bougainvillea spectabilis female parents and high-altitude layering of bougainvillea spectabilis child branches. According to the bougainvillea spectabilis breeding method, high-altitude layering is performed on the bougainvillea spectabilis child branches through the standardized planting and management of the bougainvillea spectabilis female parents, planting can be achieved in the current year, seedlings can be sold in the current year, and the supply period of the seedlings is greatly shortened; meanwhile, the high-altitude layering technological parameters are optimized, the rooting percentage of the obtained high layered branches is high, the transplanting survival rate of the high layered seedlings is high, and the problems that the supply period of the bougainvillea spectabilis seedlings is long, the seedling breeding conditions are critical, and the seedling breeding cost is high are solved.

The invention discloses a method for interplanting five crops in one year. The method comprises the following steps: in the October of the first year, the land is farmed and rearranged, the ribbings are arranged, overwintering vegetables are planted on ridges between every two ribbings, the position for planting the overwintering vegetables is close to one of the ribbings, and wheat is planted on the rest land; at the end of March of the next year, the overwintering vegetables are harvested, a spring crop is planted on the space where the overwintering vegetables are planted and covered with mulching film, and the seedlings are selected after the seedlings emerge; the wheat is harvested on the middle ten days of June, and a summer crop is planted on the side, close to the ribbings, of the land where the wheat is planted; the spring crop is harvested in July, the land after the spring crop is harvested is timely rearranged, and a type of autumn vegetables is planted; the summer crop is harvested at the end of August; the autumn vegetables are harvested on the first ten days of October, then, the land is rearranged, and wheat and overwintering vegetables are planted again on the middle ten days of October. With adoption of the method, the land resource is fully utilized, the land potentialities are exploited, the multiple crop index of the land is increased, the crop yield is increased, and rural income is increased.

The invention relates to an organic pickled tuber mustard and a preparation method for the same, belonging to the technical field of biology and food. The organic pickled tuber mustard is prepared by adding the following ingredients using the weight of tuber mustard as reference and fermenting to obtain a pickled tuber mustard embryo, and then secondarily fermenting: 5.00-10.00% of non-iodized salt and 0.10-0.30/ten thousands of directly-poured lactobacillus dry powder, wherein the directly-poured lactobacillus dry powder uses the 'pickle-type paolemei' preparation produced by Sichuan Gaofujibiological technology Co., LTD; and the pickled tuber mustard embryo is secondarily fermented according to the following process steps: detecting and preparing; pouring in a pool and sealing the pool; blending and adding pickling solution; as well as packaging with original pool solution. The organic pickled tuber mustard and the preparation method for the same disclosed by the invention remarkably shorten the maturation time of fermentation, as well as are high in the quality of fermented embryo and good in stability. Simultaneously, in the organic pickled tuber mustard and the preparation method for the same disclosed by the invention, embryo is used as raw material as well as secondarily fermented and regulated to achieve the specified indexes, bagged with original jar fermentation solution, and directly packaged into organic pickled tuber mustard product without any additive.

The invention discloses an industrial sauerkraut fermentation process. The process comprises the following steps of fresh vegetable acceptance, first low salt high acid salt stain, second low salt stain, shaping, cleaning, cutting, desalting, dehydrating, blending, packaging, bacteria extinction and storage. A reasonable salt pre-baking process reasonablely controls the process parameters such astemperature, acidity, salinity and the like, thereby greatly reducing the nitrite content in a sauerkraut finished product, which satisfies the consumer demand for low-salt and high-acid sauerkraut. The process solves the problems of insufficient fermentation, low nutritional value and poor flavor of the sauerkraut by rationally arranging the dosage of a direct-injection lactic acid bacteria agent, a condiment and a nutrient.

The invention relates to a fermented pimento cheese and a preparation method thereof. The fermented pimento cheese is prepared from following raw materials and auxiliary materials by weight percent: 1.5-4.5% of fermented pepper particles, 94.0-96.0% of milk cured particles, and 1.5-2.5% of salt. The preparation method comprises following steps of adding the fermented pepper particles without seeds and kernels into the milk cured particles without whey, mixing uniformly to obtain a mixture, filling a die with the mixture, squeezing, demoulding, packaging, and fermenting till maturing so as to obtain the fermented pimento cheese. The fermented pimento cheese has the bright pepper color, the high grade appearance, and the uniform and delicate texture, has the low possibility of being contaminated by bacteria, and has the fresh, cool and soft sour-hot flavor.

A method of producing an iron-arsenic compound by adding an oxidizing agent to an aqueous solution containing arsenic ions and bivalent iron ions and allowing an iron-arsenic compound precipitation reaction to proceed under stirring of the solution, wherein the precipitation reaction is terminated at a solution pH in the range of 0 to 1. When the arsenic concentration of the pre-reaction solution is 25 g/L or greater, the reaction can be terminated at a solution pH in the range of −0.45 to 1.2. The pH of the pre-reaction solution is preferably greater than 0 and not greater than 2.0. A ferrous sulfate is can be used as the source of the bivalent iron ions. Even when some amount of impurity elements is present in the arsenic-containing solution, the method is nevertheless capable of forming a scorodite compound excellent in crystallinity in the form of a compact compound barely swollen by moisture and the like, i.e., a niron-arsenic compound excellent in filterability.

The invention discloses a cherry potted plant soilless culture substrate and a preparation method thereof. The cherry potted plant soilless culture substrate comprises plant stalks, charcoal powder, river sand, rough rice bran, granular active carbon, nut shells, nitrate nitrogen fertilizer, dipotassium phosphate, potassium sulfate, sodium stearate, anaerobic microbes, livestock manure, trace elements, rotten vegetable residue, water and pH (potential of hydrogen) conditioning agents. On the premise that healthy and strong growth of a cherry potted plant is guaranteed, common diseases of cherries which are cultured by the traditional soil culture method are effectively overcome and prevented, cherry fruiting is promoted, and the ripening time is shortened. By the use of the cherry potted plant soilless culture substrate, fruit trees in gardens can be dwarfing and can be transplanted in small flowerpots, a courtyard can be beautified, and rooms can be decorated. The cherry potted plant soilless culture substrate has the advantages of small occupied space, convenience in transportation, wide using range and obvious practical value.

The invention relates to the field of biological feed preparation, in particular to a feed capable of promoting the growth of hermetia illucens larvae and a preparation method. The feed is prepared from organic garbage, animal waste, waste argil, blood powder and fungus additives; firstly, the organic garbage, the animal waste, the waste argil and the blood powder are mixed by weight and uniformlystirred to prepare a first mixture; secondly, the first mixture is cooked at high temperature and mixed with the fungus additives by weight after being sterilized to prepare a second mixture; thirdly, the second mixture is placed in an aerobic environment for aerobic fermentation; finally, a fermented product is drained and dried to obtain the feed. The problems are solved that an existing hermetia illucens feed is sightly high in production cost based on conventional food, the whole feed is monotonous in nutrient completely based on flour, bran and corn flour, and the effect of prolonging the growth cycle of the hermetia illucens larvae is limited.

A method for promoting ovary maturity and oviposition for Japanese prawn, relating to a method for breeding prawn, in particular to a method employing exo-genetic hormone. It comprises following steps: preparing 5-hydroxytryptamine solution, employing sterilized sea water as dissolvent, with the content ratio of them being: 1 mg:1-5ml, injecting every prawn at least one time with dose being 2-60 2~60mug/g of the 5-hydroxytryptamine according to parent prawn's weight, injecting 1-3 times for every prawn with time interval being 5-10 days. It is unnecessary to extract eyestalk, and no damage to reproductive endocrinology organ, and thus the invention is characterized by short ovary mature time, low prawn mortality, high fertility and hatchability rate, easy to operate and low cost, and etc.

The invention discloses a preserving agent for salted yolk and a processing method of the salted yolk. The preserving agent of the salted yolk consists of the following raw materials in parts by weight of 55-65 parts of salt, 80-85 parts of sodium alginate, 130-135 parts of sodium dihydrogen phosphate, 10-15 parts of Baijiu, and 1-2 parts of potassium sorbate. The processing method of the salted yolk is characterized by comprising the following steps of enabling the yolk to be immersed in the preserving agent, and performing preserving at 20-30 DEG for 48-72h; and placing the preserved yolk inthe place of 30-40 DEG C for 1-1.5h, taking out the baked yolk, uniformly applying the edible oil onto the taken yolk, placing the applied yolk in the pace of 45-55 DEG C for baking for 0.25-0.5h, and performing sterilizing, so that the salted yolk is obtained. According to the preserving agent disclosed by the invention, the probability that the surface of the salted yolk is cracked can be effectively reduced, the condition that salted yolk is stuck to form blocks can be avoided, and the yolk is beautiful and bright in color.

The invention relates to a method for promoting spore formation of bacillus coagulans, and belongs to the technical field of biological fermentation. The method includes feeding a glucose solution andcalcium carbonate sequentially at intervals to a medium in the initial stage of the logarithmic growth of bacillus coagulans fermentation culture to promote the spore formation. Compared with the prior art, the method achieves the effect that the supplement of a carbon source can promote the increase of the viable count, increase the thallus density and accelerate the spore formation. The addition of the calcium carbonate can effectively shorten the spore formation time and improve the tolerance of the spores while increasing the number of spores.

The invention discloses a macrobrachium nipponense FoxL2 (Forkhead box protein L2) protein as well as a coding gene and an application thereof. An FoxL2 gene is cloned from testes or ovaries of the macrobrachium nipponense by using primer groups provided by the invention, dsRNA is prepared by using the FoxL2 gene, after the dsRNA is injected into the pericardial cavity of male or female macrobrachium nipponense, the expression of the FoxL2 gene in the testes or ovaries can be silenced, the development of the testes of the macrobrachium nipponense can be delayed, but the influence on the development of the ovaries of the macrobrachium nipponense is not obvious. Thus, the FoxL2 gene of the macrobrachium nipponense can be used for promoting the development of the testes and has the function against the action of the FoxL2 gene in mammals and fishes. According to the macrobrachium nipponense FoxL2 protein as well as the coding gene and the application thereof, new thinking and effective means are provided for overcoming the sexual precocity phenomenon of the macrobrachium nipponense and breeding good varieties.

The invention discloses a tissue culture medium for directly growing a seedling from a barley embryo. The tissue culture medium comprises a seedling growing culture medium and a root growing and seedling strengthening culture medium. A preparation method of the seedling growing culture medium comprises the following steps: firstly, regulating the pH value of every 1L of mother solution of the seedling growing culture medium to be 5.7-5.9; secondly, adding plant gel; thirdly, performing sterilization; and finally, adding filtered and sterilized vitamin B1, vitamin B6, nicotinic acid, 6-benzylaminopurine and 2,4-dichlorphenoxyacetic acid. A preparation method of the root growing and seedling strengthening culture medium comprises the following steps: firstly, adding inositol, casein hydrolysate, proline and malt sugar into every 1L of MS basic culture solution; secondly, regulating the pH value to be 5.8-6.0, then adding the plant gel and then performing the sterilization; and finally, adding the filtered and sterilized vitamin B1. The invention also provides a tissue culture method for directly growing the seedling from the barley embryo, and in the method, tissue culture medium is used.

The invention discloses a skin surface indwelling instrument for guiding puncture. The skin surface indwelling instrument comprises an indwelling tube body, a support base and a sealing part, wherein a channel extending along the length direction of the indwelling tube body basically is arranged in the indwelling tube body, the channel is used for guiding a puncture needle, the indwelling tube body is provided with a near end and a far end, the near end is located above the skin surface under the indwelling occupation state, and the far end is located below the skin surface under the indwelling occupation state; the bottom of the support base is provided with a bottom surface which is in direct or indirect contact with the skin surface, and the support base supports and fixes the indwelling pipe body; the sealing part is arranged to seal the channel. With the skin surface indwelling instrument for guiding puncture, the mature time of a puncture tunnel in the buttonhole puncture method can be shortened, and thus the puncture tunnel is established. Moreover, the skin surface indwelling instrument also can guide the puncture needle during puncturing, and protect the immature puncture tunnel.

The invention relates to a method for quickly maturing beef. Animal carcasses are electrically stimulated by 42-90 V voltage, 0.7 A current and 16-50 Hz frequency for 20-60 s within 5 min after the animals are killed. After the animal carcasses are electrically stimulated, the mature time can be shortened from 14 days to 7 days, the tenderness and the tenderness consistency of beef are increased, and the color of the beef is improved. 7 days after the beef is matured at 0-4 DEG C, the tenderness of ordinarily cooled beef and that of quickly cooled beef are respectively increased by 38% and 42% through electrical stimulation, and tenderness of ordinarily cooled beef and that of quickly cooled beef are only increased by 21% and 24% without electrical stimulation. The method provided by the invention can quicken the maturing speed of beef, high grade beef is provided for consumers, and enterprise benefits are increased.

The invention discloses a regulating method of cell cycle synchronization of haematococcus pluvialis. The method includes the following steps that mature haematococcus pluvialis chlamydospores synchronously germinate to produce red flagellated cells in a nitrogen limited culture medium and in the presence of strong light; the red flagellated cells undergo synchronous sporangium formation to form chlamydospores, and the process repeats periodically to realize that the haematococcus pluvialis is in the synchronous growth state in multiple cell cycles. The invention further provides an application. The application includes that the mature haematococcus pluvialis chlamydospores are put in the nitrogen limited culture medium, strong light and air rich in carbon dioxide are provided, and the chlamydospores form chlamydospores again via synchronous germination and synchronous sporangium formation; part of the formed chlamydospores are harvested directly while the other part is added into a new culture medium for continuous culture; periodically repeated culture is conduced according to the method. The method is simple, haematococcus pluvialis cell masses high in synchronization degree in multiple cell cycles can be obtained, and haematococcus pluvialis chlamydospores high in astaxanthin content can be obtained quickly.