Finding a new approach to the breeding of insect-resistant poplars Yang Shu is one of the important......
Model NO.: hp576 ......
As the saying goes: "Summer grazing clever, sheep increase gluttonous." Practice has prov......
With the continuous improvement of people's living ......
Soybean "Xudou 11" is a high-oil, high-yield summer soybean variety developed through sex......
The maize variety Xingdan No. 9 emerged and matured 118-125 days, similar to the ripening period of......
Fruit base fertilizer is generally divided into autumn, winter and spring planting, that is, from t......
Lufeng cucumber is a special species for spring and autumn. Strong plant growth, resistance to down......
Xunzi is a traditional snack in northern China. Dingzhou people "go to the ninety-nine, they w......
1. The fuel of the four-stroke gasoline engine is clean gasoline (above 90#), and the lubricating o......
Maize rough dwarf disease is a maize virus disease caused by corn roughage virus, and the field is ......
Aquatic animals require higher levels of protein in feed, which is generally 2 to 4 times that of l......