Choose a pigeon farm where there are no bacteria and “three wastes†pollution, hig…
First, fertilization and sowing are carried out at the same time. Fertilizers to be applied sh…
The products of Beijing Shennong Caijing Biotechnology Co., Ltd. a…
Rootstock preparation. Collect fully ripe camellia fruit, air dry in shade, filter healthy lar…
First, the hazard characteristics The larvae eat leaves into holes or nicks. In severe cases, …
The peak period of sow lactation is 20-30 days after childbirth and significantly decreases af…
Currently, there are significant differences in organic manure application among different fie…
Cracking refers to cracking of Chinese cabbage leaves. Cabbage period of Chinese cabbage is th…
Business Club March 25th In 2010, the global pharmaceutical …
1. Dry heat disinfection first drying, so that its moisture content reduced to 7% or less,…