First, it is non-toxic to humans and animals and safe to use. The protein toxin of Bt bacteria does not play a role in the gastrointestinal tract of humans and livestock and poultry.
Second, the selectivity is strong and does not harm natural enemies. Bt.......
Recently, Xiao Bian got an explosive news from the tile industry when it collected the latest development market of the Suzhou home improvement market. When Xiao Bian visited the Mona Lisa tile showroom in Suzhou New District, Mr. Zhu learned that Mona Lisa.......
Developed countries such as the United States, Europe, and Japan have different definitions of smart grids. These definitions represent different priorities and directions for the development of smart grids in various countries.
China’s strong smart grid based on national c.......
     Safety distance analysis:
Whether it is a metal screw as a protective ground connection .......
The processing technology of feed additives is a new technology produced by the mutual penetration and integration of feed processing technology and pharmaceutical chemical processing technology. It requires high efficiency, low consumption, no cross-contamination and continuous production........
(1) drilling positioning holes 1, X-ray machine system error;
2. The board is uneven, resulting in inaccurate red targets;
3, the drilling pipe is not tight;
4, the rig itself system error; <.......