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182 results about "Semen quality" patented technology

Semen quality is a measure of the ability of semen to accomplish fertilization. Thus, it is a measure of fertility in a man. It is the sperm in the semen that is of importance. Semen quality involves both sperm quantity and quality. Decreased semen quality is a major factor of male infertility.

Preparation method of delicious and crisp ginkgo semen kernels

The invention discloses a preparation method of delicious and crisp ginkgo semen kernels. The preparation method provided by the invention aims at providing the delicious and crisp ginkgo semen kernels which have different local flavors and can be selected by people according to different taste demands. The preparation method provided by the invention is realized through the combination of advanced equipment and processes of rapid refrigeration and vacuum low-temperature oil-bath dehydration, overcomes the defect of a nutrient loss produced by high-temperature, high-pressure, high-heat and frying processes adopted by the existing ginkgo semen processing technology, maintains good ginkgo semen quality, and realizes the production of the delicious and crisp ginkgo semen kernels having different local flavors. Compared with the traditional frying technology, the preparation method provided by the invention can realize better product quality, well retain original tastes and nutrients of raw materials, and produce effects which are not obtained by other production methods.
Owner:徐州银杏源生物工程有限公司

Health-care full-price feed for improving semen quality and sexual desire of breeding boar

The invention discloses a health-care full-price feed for improving semen quality and sexual desire of a breeding boar. The health-care full-price feed comprises the following components in parts by weight: 43-74 parts of corns, 5-20 parts of wheat brans, 10-30 parts of bean pulps, 2-5 parts of fish powder, 2-4 parts of corn protein powder, 1-5 parts of corn germ meal, 0.2-0.5 part of lysine hydrochloride (98.5 percent), 0.2-0.4 part of salt, 0.2 part of a plurality of vitamins, 0.2 part of a plurality of mineral substances, 0.3-0.5 part of calcium hydrophosphate, 0.6-0.9 part of mountain flour, and 0.6 part of Chinese herbal medicine powder. The Chinese herbal medicine has the functions of warming the kidney yang, nourishing the kidney yin, benefiting semen blood, strengthening the bones and muscles, improving a sex function, adjusting immunization, promoting growth of osteoblast, resisting stress, resisting oxidization, delaying senescence and facilitating hematopoiesis, and can improve the semen quality of the breeding boar and increases the sexual desire of the breeding boar.
Owner:HUAIBEI JIAJI AGRI SCI & TECH CO LTD

Breeding boar feed additive

The invention discloses a breeding boar feed additive which comprises the following ingredients in part by weight: 20-40 parts of herba epimedii, 20-40 parts of actinolite, 20-40 parts of herba leonuri, 20-40 parts of semen cuscutae, 20-40 parts of cynomorium songaricum, 20-40 parts of pulp of dogwood fruit, 40-60 parts of radix achyranthis bidentatae, 40-60 parts of poria cocos, 10-20 parts of polygala tenuifolia, 80-140 parts of amino acid additive, 5-15 parts of vitamin additives and 5-10 parts of microelement additive. The breeding boar feed additive provided by the invention can effectively improve the sexual desire and the semen quality of breeding boars, is high in security, wide in material resources and low in price.
Owner:广州市正百饲料科技有限公司

Sheep frozen semen dilution and process used for preparing sheep straw frozen semens

The invention relates to the technical field of sheep frozen semen production, in particular to sheep frozen semen dilution and a process used for preparing sheep straw frozen semens. The sheep frozen semen dilution is prepared by the following steps: 1, preparing basic liquid; 2, preparing dilution A; 3, preparing dilution B, wherein the dilution A obtained in the step 2 and the dilution B obtained in the step 3 are to-be-obtained sheep frozen semen dilution. The sheep frozen semen dilution is used in the process for preparing the sheep straw frozen semens. The process used for preparing the sheep straw frozen semens mainly comprises the following steps: 1, diluting and balancing a sheep frozen semen fluid; 2, preparing the straw frozen semens of the sheep frozen semen fluid; 3, performing freezing and warehousing. The sheep frozen semen dilution provided by the invention greatly improves the bioactivity of sheep semens, improves production quality, and is economic and practical; the process used for preparing the sheep straw frozen semens is quick and convenient to operate, economic and practical, saves time, and facilitates improvement of the semen quality of breeding sheep and increment of annual semen volume of the breeding sheep.
Owner:XINJIANG TIANSHAN ANIMAL HUSBANDRY BIO ENG

Composite antioxidant for improving semen quality of male animal

The invention relates to a composite antioxidant for improving reproductive capacity of a male animal, which belongs to the technical field of animal feed and comprises the following components by weight percent: 6.5-8.5% of food grade vitamin E, 11.0-15.5% of food grade vitamin C, 20.0-40.0% of food grade tea polyphenols, 4.0-6.0% of food grade thioctic acid and the balance of food grade corncobpowder which is taken as a carrier. The composite antioxidant can significantly reduce the content of nitrogen oxide free radicals and malonaldehyde in serum, improve the activity of SOD enzyme, significantly increase the number of sperms and the number of a grade sperms (the sperms with strong activity) in a male rat and improve the reproductive capacity of the male animal.
Owner:SHANGHAI XINNONG FEED

Semen analysis

A method for measuring the total sperm concentration (TSC) in a sample is described and includes: (i) placing the sample in a transparent container between a synchronically pulsed light source and a photodetector; and (ii) measuring the optical absorbance of the sample in the range of 800-1000 nm, the TSC of the sample being proportional to the absorbance. Also described is a sampling device for use in optically analyzing a biological fluid, a method for measuring motile sperm concentration (MSC) in a semen sample, a method of determining the average velocity (AV) of sperm cells and a system for analyzing semen quality including means for measuring TSC, means for measuring MSC; and a video visualization system.
Owner:M E S MEDICAL ELECTRONICS SYST

Natural vegetable feed additive for stud ram

InactiveCN101513228AEnhance sexIncrease the number of climbsAnimal feeding stuffActinoliteSide effect
A natural vegetable feed additive for stud ram relates to a feed additive for stud ram, which solves the problems of body situation reducing, libido and semen quality reducing of the ram during the service period, not high conception rate of ewe and service life reducing of the ram during the service period. The invention employs the prescription of the following components, which namely consists of Epimedium, dodder, actinolite, campanumaea pilosula, Rehmannia Glutinosa and Charred Triplet. The product of the invention enhances the sexual behavior of the ram, and remarkably improves the indexes like the sperm viability, sperm density, and ejaculatory amount, does not have side effects to the cloud characteristic of the sperm, the pH, the sperm abnormal rate, and the abnormal rate of acrosome, and can simultaneously prolong the service life of the stud ram by 1 to 1.5 years.
Owner:NORTHEAST INST OF GEOGRAPHY & AGRIECOLOGY C A S

Medicine for treating male oligozoospermia and improving semen quality and preparation method of medicine

The invention relates to a medicine for treating male oligozoospermia and improving semen quality. Various natural edible plant medicines such as Rhizoma Polygonati, Fructus Lycii, Cordyceps militaris (L.) Link., Fructus Rubi, Fructus Mori, Fructus Hippophae, Semen Coicis, Radix Ginseng, and Concha Ostreae (calcined) serve as raw materials, are combined suitably, and jointly have effects of invigorating the spleen and replenishing Qi, and nourishing the kidney and replenishing essence, Lepidium Meyenii contains macaenes and macamides which are used as active substances has effects of promoting sexual function, increasing the number of sperms and improving activity of the sperms, selenium yeast, aminoacid, L-carnitine tartrate, calcium carbonate and fructose can strengthen and protect energy metabolism of the sperms, taurine and vitamin effectively remove reactive oxide species and protect activity of the sperms, and folacin can promote maturity of the sperms and improve functions of the sperms. The medicine is reasonable in composition, and the synergistic effect of various components is utilized, so that the medicine is remarkable and lasting in treatment effect, safe and reliable and convenient to take orally, and can effectively promote spermatogenesis, improve survival rate of the sperms and improve activity of the sperms.
Owner:梁晓会

Boar complete formula feed for improving semen quality

The invention discloses boar complete formula feed for improving semen quality. The boar complete formula feed for improving semen quality is prepared from the following raw materials in parts by weight: 60-65 parts of corn, 10-16 parts of bean pulp, 3-8 parts of soybean hull, 5-8 parts of wheat bran, 0.5-1 part of nucleotide, 1-3 parts of imported fishmeal, 0.8-1.1 parts of calcium hydrophosphate, 0.6-0.9 part of mountain flour, 0.1-0.3 part of lysine, 0.1-0.05 part of threonine, 0.2-0.4 part of baking soda, 0.01-0.05 part of selenium yeast, 0.2-0.4 part of salt, 0.1-0.15 part of choline chloride, 0.1-0.5 part of N-carbamylglutamic acid and 1-4 parts of boar premix. The complete formula feed disclosed by the invention has the advantages of improving the ejaculatory amount, sperm motility and sperm density of boars and enhancing the heat-stress resistance of the boars.
Owner:INST OF SUBTROPICAL AGRI CHINESE ACAD OF SCI

Fresh-pig-semen preserving long-acting dilution powder, preparing method thereof and application thereof

The invention discloses a fresh-pig-semen preserving long-acting dilution powder, a preparing method and an application. The fresh-pig-semen preserving long-acting dilution powder is prepared from, by weight, 35 parts to 40 parts of glucose, 1.2 parts to 1.4 parts of oxalic-acid tetracetic acid sodium, 4 parts to 8 parts of sodium citrate, 1.2 parts to 1.4 parts of sodium bicarbonate, 0.7 part to 0.8 part of potassium chloride, 0.4 part to 0.6 part of polyvinyl alcohol, 0.1 part to 0.2 part of cysteine, 0.4 part to 0.6 part of inositol, 1.0 part to 1.5 parts of penicillin and 1.0 part to 1.5 parts of streptomycin. A use method of the fresh-pig-semen preserving long-acting dilution powder includes the steps that after being collected, pig semen is diluted through 1 L of diluent prepared from the dilution powder, the diluted semen can be preserved in a 17-DEG-C constant-temperature refrigerator for 5 days to 7 days, the quality of the semen can still meet the semen deposition requirement, and the semen live rate is higher than 60%. The fresh-pig-semen preserving long-acting dilution powder, the preparing method and the application are achievements obtained through more than 200 times of tests in three years; the application to a pig farm proves that the quality of the fresh-pig-semen preserving long-acting dilution powder is high, insemination capacity is still achieved after the semen is preserved for 5 days, and the effect is stable.
Owner:天津市农业科学院

Duck premix for enhancing hatching egg fertilization rate

The invention discloses a duck premix for enhancing the hatching egg fertilization rate. The premix is composed of various vitamins and trace elements necessary in a duck growth process and a ball-milled mixture of rice bran and hulls. Specifically, the vitamins include vitamin A, vitamin D3, vitamin E, vitamin B2, vitamin B1, vitamin B6, vitamin B12 and vitamin K3; and the trace elements include calcium pantothenate, niacin, folic acid, biotin, ferrous sulfate monohydrate, copper sulfate pentahydrate, zinc sulphate monohydrate, manganese sulfate monohydrate, sodium selenite, and chromium picolinate. The premix provided in the invention not only meets the basic nutritional needs of ducks, but also appropriately increases the content of some trace elements, thus being able to effectively prevent the decline of duck semen quality and ensure the fertilization rate and hatching rate of hatching eggs. By combining bulk raw materials with the premix provided in the invention, other nutritional substances needed by hatching drakes during a breeding period can be replenished. Therefore, the premix is very convenient and is easy for mass promotion.
Owner:唐山铁骑力士饲料有限公司

Taurine compound preparation for improving semen quality and sexual capacity of sire/male poultry

The invention relates to the technical field of animal feeds and particularly provides a taurine compound preparation for improving the semen quality and sexual capacity of sire / male poultry. The compound preparation is characterized in that active ingredients of the compound preparation are prepared from the following raw materials in parts by weight: 50-400 parts of taurine, 2-200 parts of arginine, 2-12 parts of zinc, 10-50 parts of selenium, 20-40 parts of vitamin C and 1-7 parts of vitamin E. The compound preparation is simple in formula and has the functions of resisting heat and cold stress and fatigue and improving immunity. Proved by animal experiments, the compound preparation does not have a toxic action on animal bodies, can be safely used, and particularly has a significant effect on the aspect of improving the semen quality and sexual capacity of sire / male poultry.
Owner:SHENYANG AGRI UNIV

Nutrition health care replenisher for reinforcing reproduction performance of boar

The invention discloses a nutrition health care extender for strengthening the boar reproductive performance. The gross amount is counted in 20 portions. The compositions by weight portion of the extender are: 1 to 2 portions of Saccharicterpenin, 1 to 3 portions of nanometer zinc oxide, 0.006 to 0.01 portion of chromium picolinate, 5 to 7 portions of arginine, 0.2 to 0.3 portion of beta carotene, 0.1 to 0.2 portion of vitamin E, 0.1 to 0.2 portion of vitamin A, 0.3 to 0.6 portion of vitamin C, 0.00003 to 0.00005 portion of vitamin B12, 0.004 to 0.006 portion of folic acid, 0.0003 to 0.0006 portion of biotin, 0.3 to 1 portion of L-Carnitine, the balance being glucose. The feeding test shows that the nutrition health care extender increases the semen collection amount of the boar, improves the semen quality, protects the health of the boar, and has the functions of improving the boar immunity of the organism, sterilizing and diminishing inflammation and protecting the reproductive system from being damaged, etc.
Owner:刘庆华 +1

Sperm fluorescent dyeing determination method

InactiveCN101308131ACan dynamically evaluate the survival rateSimple methodBiological testingFluorescenceComputer-aided
The invention discloses a sperm fluorescence staining method, which comprises the steps of: mixing sperms with PI, Transgreen and Transgreen / PI, and putting the mixture into an incubator with 5 percent CO2 and temperature of 37 DEG C for cultivation. Applying a computer to assist a sperm and semen quality analysis system and analyze changes of all movement parameters of sperms after adding fluorescent dye and Transgreen / PI redyeing is feasible for calculating the survival rate of sperms.
Owner:SHANGHAI INST OF PLANNED PARENTHOOD RES

Boar semen collection table and semen collection method thereof

InactiveCN107802373AReduce seduction timeIncrease pleasureAnimal reproductionEngineeringSemen quality
The invention provides a boar semen collection table and a semen collection method thereof. The boar semen collection table comprises a boar body, a bottom plate, a sound effect device, a rotary propand a lifting support column. Support legs are installed on the lower part of the boar body, the sound effect device is installed inside the boar body, the boar body is installed on the bottom plate through the rotary prop and the lifting support column, a soft wrap layer and a simulation layer are arranged on the outer wall of the boar body in sequence, and the outer wall of the front end of theboar body is sleeved with a soft wrap layer. Through simulation on the appearance of the semen collection table, a boar gets satisfied visually, through the induction of sound made by a sow in estrus,the boar induction time is shortened, the pleasant sensation of the boar in semen collection is improved, and the semen quality and quantity of the boar are improved; workers can collect semen conveniently through a lifting support.
Owner:石阡裕和原生态农牧发展有限公司

Method and kit for semen diagnosis through color changes in methylene blue and semen quality evaluation using same

The present invention relates to a method and a kit for diagnosis of semen quality (motility and concentration) through observation of color change visible with the naked eye in a solution combining methylene blue and sperm. The invention comprises a method for semen diagnosis using color coding (with a standard color table) charting the various colors the semen may change into, and a diagnostic it for testing semen using said method. When combined with methylene blue, healthier and more active sperm fades the original blue color more rapidly due to respiration activity by the sperm, which allows for semen quality evaluation. The above principle are adapted to kit from inside a tube which encases a methylene blue solution into which sample semen is introduced for easy evaluation.
Owner:LEE JANG HEE +6

Semen analysis

A method for measuring the total sperm concentration (TSC) in a sample is described and includes: (i) placing the sample in a transparent container between a synchronically pulsed light source and a photodetector; and (ii) measuring the optical absorbance of the sample in the range of 800-1000 nm, the TSC of the sample being proportional to the absorbance. Also described is a sampling device for use in optically analyzing a biological fluid, a method for measuring motile sperm concentration (MSC) in a semen sample, a method of determining the average velocity (AV) of sperm cells and a system for analyzing semen quality including means for measuring TSC, means for measuring MSC; and a video visualization system.
Owner:M E S MEDICAL ELECTRONICS SYST

Natural vegetative estrus promoting feed additive for breeding boars

The invention provides a natural vegetative estrus promoting feed additive for breeding boars, relates to a feed additive, and solves the technical problems in present live pig production that the semen quality and the ejaculatory amount of the breeding boars are decreased and the breeding capacity is not high. The natural vegetative estrus promoting feed additive for the breeding boars is composed of following components in parts by weight: epimedium brevicornu, anemarrhena asphodeloides bunge, glehnia littoralis, angelica sinensis, gentiana scabra bunge, actinolite, fructus lycii, ligusticum wallichii, glycyrrhiza uralensis, white paeony roots, concha haliotidis and schisandra chinensis. The feed additive is added into a grain feed for the breeding boars at the service period according to the weight percent of 2%-3% and can be directly used for feeding after being agitated uniformly; the ejaculatory amount, the semen density and the semen activity of the breeding boars can be obviously improved. The natural vegetative estrus promoting feed additive for the breeding boars is applied to the preparation field of the feed additives for the breeding boars.
Owner:NORTHEAST INST OF GEOGRAPHY & AGRIECOLOGY C A S

Functional feed and mixed batch for alleviating heat stress of breeding boars

The present invention relates to the field of breeding boar feed, and provides functional feed and mixed batch for alleviating heat stress of breeding boars. The functional feed consists of the following raw materials in parts by weight: 10-50 parts of whole egg powder, 100-600 parts of fermented soybean meal, 20-200 parts of yeast cultures, 20-100 parts of fish meal, 10-100 parts of astragalus polysacharin compound extract, 2-10 parts of active dried yeast, 0.1-1 part of selenium yeast, 0.1-1 part of beta-carotene, 2-10 parts of N- carbamyl glutamate, 0.5-5 parts of L-carnitine, 0.2-2 parts of zinc methionine and 10-30 parts of gypsum powder. The functional feed can alleviate heat stress of the breeding boars, increase libido of the breeding boars, improve semen quality of the breeding boars, and increase conception rate of sows after breeding. The mixed batch comprises 35-45 parts of the functional feed, 50-60 parts of corn and 2-6 parts of breeding boar premix. The mixed batch is simple in feeding method without changing the existing feeding program.
Owner:北京资源亚太饲料科技有限公司

Kit for evaluating semen quality and use method thereof

The invention provides a kit for evaluating semen quality and a use method thereof. The kit comprises a cell lysis buffer containing no enzyme activity inhibitor, a detecting buffer solution 1, a protease inhibitor cocktail, a reagent A solution, a reagent B solution, bovine serum albumin, a fluorescent reagent, a sialidase standard stock solution and a detecting buffer solution 2. The defecting buffer solution 1 is a phosphate buffer solution or BWW culture solution. The reagent A solution is prepared from 1% of BCA disodium salt, 2% of anhydrous sodium carbonate, 0.16% of sodium tartrate, 0.4% of sodium hydroxide and 0.95% of sodium bicarbonate, the raw materials are mixed, and the pH value is adjusted to be 11.2 to 11.3. The reagent B solution is prepared from 0.4% of copper sulfate. The detecting buffering solution 2 is a phosphate buffer solution containing 0.05 mol / l sodium acetate and 0.25 microgram / microlitre bovine serum albumin. The activity of sialidase in semen is detected, and diagnostic bases and clinical consulting are provided for male infertility patients with unclear clinical reasons.
Owner:成都思瑞多医疗科技有限公司

Traditional Chinese medicine feed additive for breeding boars and preparation method thereof

The invention discloses a traditional Chinese medicine feed additive for breeding boars and a preparation method thereof. The feed additive is prepared by the following steps: weighing epimedium, cistanche, morinda officinalis, okra, codonopsis pilosula, astragalus membranaceus, angelica, common yam rhizome and liquorice in parts by weight; adding a 70% ethanol solution; boiling with high flame and heating with slow fire for 30-60 minutes; cooling and filtering; collecting filter liquor; and concentrating the filter liquor to dryness to obtain the traditional Chinese medicine extract, wherein 1%-3% of traditional Chinese medicine extract is added into a daily ration of the breeding boars. The feed additive can be used for improving the immunity of a boar body and disease resistance of the boars and has a relatively good effect of improving the semen quality and the sexual desire of the breeding boars. The feed additive is easy to prepare, convenient to use, environmentally friendly, safe, and free of toxic and side effects and residues; the preparation method is suitable for industrialized production.
Owner:ANHUI ZHENGDAYUAN FEED GRP CO LTD

Method for predicting fertility of ganders

The invention relates to a method for predicting the fertility of ganders. The method comprises the steps as follows: 1, determining response types according to the massaging stimulation response degree and speed, and carrying out objective scoring on the ganders; 2, in the beginning of a breeding season, stimulating the genital organs of the ganders by adopting a back and belly type massaging method, recording the time from massaging stimulation to ejaculation reflection at the same time, and collecting seminal fluids; 3, determining the individuals with the massaging stimulation scores of 2 and 3 according to different responses of the individuals on the massaging stimulation process as the qualified ganders; and 4, measuring the seminal fluid quantity, the seminal fluid concentration and the sperm activity of the ganders according to the seminal fluid quality. According to the method, the ganders are early selected according to stronger positive correlation of the early massaging stimulation response and the seminal fluid quality of the ganders in the whole breeding season, so that the gander selection accuracy is improved and the breeding efficiency is improved.
Owner:HEILONGJIANG BAYI AGRICULTURAL UNIVERSITY

Low dosage livestock semen and production method and application thereof

The present invention relates to a novel propagation technology which is based on the principle of heterogeneous livestock semen assistant function, so as to produce the low-dose target livestock semen and use the product to implement the in vivo / in vitro fertilization. The main contents include producing the low-dose target livestock fresh and frozen semen by adding heterogeneous livestock semen and using the target livestock fresh and frozen semen produced by adding heterogeneous livestock semen to carry out the in vitro fertilization and artificial fertilization. The invention can use a small amount of semen of the target livestock (1 to 50 percent of the normally required concentration) to reach the normal fertilization and pregnant level through the assistant function of the heterogeneous livestock semen. The technology can greatly improve the utilization rate of the target livestock, which is used for breeding and propagation of the target livestock, as well as the infertility caused by poor semen quality indicators of rare semen and poor vitality etc. of special target male livestock. In addition, the technology can also be taken as a novel method of the study of reproductive biology.
Owner:李喜和 +2

Method for inducing Verasper moseri sperm maturation and enhancing activity by using slow releasing hormone

The invention relates to a method for inducing Verasper moseri sperm maturation and enhancing activity by using slow releasing hormone. Sexually mature parent fish is selected, and salmon gonadotropin releasing hormone (sGnRH) is implanted into the back muscle (35 mu g / kg) to promote the sperm to finally become mature and enhance the sperm activity to more than 85-90%, thereby increasing the fertility rate by 4-7 times. The method has the advantages of low reproductive menace for parent fish, high survival rate and sex gland maturation rate of parent fish, and favorable spawning effect, and can obtain massive high quality oosperms. The method is a complete control technique. When the sperm quality starts to degrade, implantation is carried out on the parent fish for the second time, and the repeating effect is good. The method can ensure the large-scale artificial propagation of fries to be smooth.
Owner:YELLOW SEA FISHERIES RES INST CHINESE ACAD OF FISHERIES SCI

Feed additive and mixed batch for improving semen quality of breeding boars

The invention discloses a feed additive and a mixed batch for improving the semen quality of breeding boars. The feed additive disclosed by the invention contains the following components in part by weight: 1-2 parts of broken-walled haematococcus pluvialis powder, 2.5-5 parts of small peptide proteins and 2-4 parts of organic zinc. The feed additive is adopted for feeding adult breeding boars, the sexuality of the breeding boars can be improved, and especially the semen quality can be increased in summer, for example, the semen production quantity, the semen vitality and the semen density are improved, the semen deformity rate is reduced, and the like.
Owner:BEIJING DABEINONG TECH GRP CO LTD +2

Pig semen normal temperature liquid negative pressure preservation device and method

The invention relates to a pig semen normal temperature liquid negative pressure preservation device which comprises a closed container, a rubber plug, a connecting tube, a vacuum pump and a semen preservation tube, wherein the rubber plug is arranged at the upper part of the closed container; one end of the connecting tube penetrates through the rubber plug and extends into the inside of the closed container, and the other end of the connecting tube is connected with the vacuum pump; the semen preservation tube is arranged at the bottom inside the closed container. The invention further relates to a method for preserving pig semen by utilizing the device. The method comprises the following steps: removing upper seminal plasma of the fresh pig semen through a centrifugal machine and then diluting the upper seminal plasma with a diluent. The semen preservation tube is put in the closed container, and the closed container is covered with the rubber plug with a valve, and the connecting tube is connected with the vacuum pump with a vacuum meter; the vacuum pump is started to pump air out of the closed container. The pig semen normal temperature liquid negative pressure preservation device provided by the invention has the benefit that as the pig semen is subjected to normal temperature liquid preservation by using the device, the preservation time can be prolonged to 9-13 days, so that the sperm and semen quality are significantly improved.
Owner:HEILONGJIANG BAYI AGRICULTURAL UNIVERSITY

Method and feed for improving sheep semen quality

The invention relates to the field of livestock and animal breeding, and particularly discloses a method for improving sheep semen quality. The method initially discovers that semen activity of the ram can be remarkably improved when a ram orally takes 9.0-15.0mg / kg*BW of cysteamine every day. The cysteamine is added into feed, so that the ram obtains the cysteamine, the cysteamine can be conveniently added as needed, adding dosage is timely changed, and wide-range popularization and application of large-scale sheep breeding can be achieved. The method is applied to sheep breeding, safety of sheep meat products can be ensured, and rapid development of meat sheep breeding industry is certainly facilitated.
Owner:QINGDAO AGRI UNIV

Artificial insemination device for goats

The invention discloses an artificial insemination device for goats. The device comprises a square frame, goat fixing devices are fixed to four lateral sides of the square frame respectively, the upper end of each goat fixing device is hinged to the top of the square frame, the middle of each goat fixing device is hinged to a telescopic ejection rod of an electric hydraulic jacking mechanism in the square frame, and goat limb binding devices are arranged outside the goat fixing devices respectively. By adoption of the goat fixing devices for fixing female goats and adoption of the electric hydraulic jacking mechanisms for adjusting heights of the goat fixing devices, artificial insemination operations are facilitated, fixing operation only requires one person to fix to-be-inseminated female goats to the goat fixing devices without assistance of other people, and accordingly manpower is greatly saved, operation efficiency is improved, and semen quality decline caused by time delay is avoided.
Owner:GUIZHOU UNIV

Breeding cattle feed and preparation method thereof

The present invention provides a breeding cattle feed and a preparation method thereof. The breeding cattle feed comprises the following components in parts by weight: 20-30 parts of corn, 5-8 parts of soybeans, 10-15 parts of sweet potato residues, 5-6 parts of radix polygalae, 1-1.5 parts of poria cocos, 0.6-2 parts of radix rehmanniae, 0.1-1.3 parts of caulis polygoni multiflori, 0.6-1 part of fructus schisandrae chinensis, 6-15 parts of amino acid compositions, 1-9 parts of shell powder, 2-7 parts of shrimp powder, 1-5 parts of silkworm chrysalis, 1-2 parts of vitamin A, 0.5-1.2 parts of vitamin C, 0.6-1 part of vitamin E, 5-15 parts of ferric oxalate, 8-12 parts of zinc oxalate, 3-6 parts of calcium dihydrogen phosphate, 2-3 parts of whey powder and 6-20 parts of water. The provided feed is full of nutrition and good in absorption, can effectively improve the appetite of the breeding cattle, enhance physical fitness and disease resistance of the breeding cattle, improve semen quality of the breeding cattle, effectively increase sperm motility and density, effectively improve breeding rate, at the same time reduce breeding costs and increase incomes.
Owner:青岛博泰美联化工技术有限公司
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