Free egg transfer enzyme technology

Free training egg extraction enzyme technology lysozyme technology extraction technology egg extraction enzyme technology transfer is extracted from the eggs of the shortage of biochemical pharmaceutical raw materials, the market prospects are wide, in order to complete the export contract ahead o.....

Special Herbicide for Rape Field - Kowok

15% KOSOKE is a broad-leaved weed herbicide developed by Sichuan Chemical Industry Research and Design Institute. It can be mixed with grass herbicides for one-off herbicides. 1, control the object. Fascinating, cattle-fed, swine fever, ragweed, broken rice grass and other weeds. 2, application t.....

Seven conditions for preparing biogas

1. Strict anaerobic environment Biogas fermentation microorganisms include two major types of acid-producing bacteria and methanogens, all of which are anaerobic bacteria, and especially methane producing methane bacteria are particularly sensitive to oxygen. They cannot survive in an aerobic envir.....

Four types of water can not be left

First, the use of overage seedlings for 1 to 4 years is appropriate. The female breeding rate from 1 to 5 years of age was 79.67%, 93.7%, 100%, 100%, and 70%, respectively; the fertility rates of mother-tongues from 1 to 5 years old were 78.7%, 88.7%, 96.1%, and 95%, respectively. 0. Therefore, the.....

Fermentation bed breeding ducks and equally effective

After mixing the fermentation aid and sawdust shavings, spread evenly in the circle, and the total thickness is not less than 40 cm. With the accumulation of chicken, duck, excrement and urine in the sawdust layer, after 3-7 days, the functional microorganisms are activated and colonized. , A larg.....