The use of semi-subterranean greenhouses for the cultivation of shiitake mushrooms can be practice......
First, look at the food tank yak did not eat the feed in the net food tank to look up and walk away......
Check valve : Check valve, also known as check valve or check valve, ......
Release date: 2009-03-20 The latest research in the UK shows that the child's singularity i......
The reader of Guanzhen Town, Yuxian County, said on the phone that he had stocked 20 kilograms of 2......
Multi-chamber infusion soft bags are currently divided into two types......
1. Ruminin: It is a biological compound that can increase the feed additive for beef cattle. The cu......
Newly-developed special Chinese cabbage variety, which can be grown in the north and south, with or......
Commonly used shut-off valves are as follows: 1) Straight-through st......
With the continuous improvement of pig-raising technology, early weaning methods for piglets have b......
1. Spawning: Wild species of birds mating and spawning in spring and autumn. Artificial feeding can......
According to experiments, the use of trace elements in the preparation of pig feed for pigs can sho......