First, catch Qiu Jin, promote ovulation of cow estrus. From August to October, it is the peak season for cows' autumn estrus. Cows should be "committed to breeding." Prior to the arrival of the breeding period, the age-appropriate cow should have a moderate body condition. Being overweight or thin is not conducive to breeding. After mixing 40% of lean cow corn, 30% of barley, 20% of wheat, and 10% of soybean, mix in fresh water for 4 to 6 hours, add 8% to 10% of the above total amount of bean cake, 5% bran, 1% of salt and 3% to 5% of bone meal are fed twice a day in the morning and evening. Each time the soup is fed with 7.5 to 10 kg of water, and the grazing time is extended. The grass is fed to the cow to make the cow Short-term estrus breeding. Second, grasp the opportunity to breed estrus cows. The buffalo's estrus cycle is 18 to 25 days, lasting 2 to 4 days. The estrus cycle of the cattle is 18 to 21 days for 1 to 2 days. Cows have reduced appetite and excitement after estrus, flushing of the genitals, congested and swollen, often accompanied by white, transparent mucous outflow, touching the buttocks of the cows, high quails on the oxtail, and being quiet, this time being most suitable for breeding cows. The optimum time for breeding maternal broodstock eggs from 10 to 15 hours after the end of estrus to the end of estrus is 8 to 12 hours after the estrus starts; the buffalo is on the afternoon of the second day or the morning of the third day after the estrus begins. Third, catch the season, to aphrodisiac breeding cows. Take three effective aphrodisiac methods, you can estrus mating. The first is hormone drug aphrodisiac. For estrus-producing cows, one of the following estrogen injections may be selected. The amount of estrogen used is: benzoic acid; diols of 20-25 mg; diethylstilbestrol 25-30 mg; diphenol ethane 40-50 mg; Hormones 3 to 5 grams. The cow can be estrus after the injection. The second is the urinal aphrodisiac method used by pregnant women. For pregnant pregnant women who are pregnant for more than 6 months, remove 100 ml of urine for the first time in the morning, add 3 ml of 0.5% carbonic acid solution, boil and filter, and serve as aphrodisiac. Empty cows are injected subcutaneously once every other day, each time 35 to 40 ml, once every 3 days, the cow can be estrus. The third is the use of Chinese medicine aphrodisiac method. Motherwort 30 grams, pumpkin leaves 24 grams, 15 grams of safflower, Jianshui to cattle orally. Can also be used old date tree outer skin 0.5 kg, 1 kg of brown sugar, add water, 3 kg, Jianshui to cattle twice a day sooner or later, and even served 2 to 3 days, the cow can be estrus mating pregnancy.
Bulk of varicella vaccine,semi-Finished Products.It has good safety with low ratio in adverse reaction. And it has been exported to Bangladesh.
In 2008, BCHT successfully launched its product Varicella Vaccine, Live in China. In the following years, BCHT continuously committed to improving the product and led in 2010 removal of gelatin from adjuvant and extended the vaccine shelf-life up to 36 months which is the longest one in the world in 2011. And it has the following qualities.
Biotechnology Bioproducts Preventive,Final Bulk Medicine Preventive,Final Bulk Pharmaceutical Preventive,Vaccine Biological Products Preventive Changchun BCHT Biotechnology Co. , https://www.ccbcht.com
