Foreword
Sleep apnea is a very common form of sleep…
In large-scale breeding farms and small-scale family farming, farmers will encounter more …
1. Powdery mildew: 45% chlorothalonil in the early stage of the disease, 250-300 grams per …
1, empty sow rearing management
Empty is the sow after weaning to estrus again. We…
Baidu, gearing up and putting three cannons
Baiduâ…