1. After the ducks are slaughtered, remove the hai.......
Japanese scientists reported in the latest issue of the British magazine Nature that the animals that breed in the spring, such as quail, will have their spring glands spread to the brain according to the characteristics of the spring time. ready.
In the experiment, Yoshimura Chong.......
Boron is one of the indispensable trace elements in pears. The amount of boron and boron applied in the soil can promote the division and elongation of the root meristem cells, enhance the vitality of the root tip cells and the ability of the root to absorb water and fertilizer, and contri.......
The zero-emission of the fermentation bed is green and environmentally friendly. It saves time and effort for farmers to make more money, but how to do a good job in the fermentation bed, there are several parameters that need to be understood.
Bacteria: different species of bacter.......
First, the sowing date. It should be broadcast in due course. The plain area is generally sown in late January and early February. The mountains are sown after thawing on the ground, generally from late March to early April.
Second, sowing method Ridge ridden directly after the rid.......
The long-term abuse of chemical fertilizers leads to soil compaction, barrenness and even pollution, resulting in a decline in crop protection and loss of water and fertilizer. Only 30-40% of the fertilizer applied to the soil is absorbed by the crop, which means that you are happy to buy .......
Winter is a time when winter wheat grows slowly and is relatively weak. Wheat leaves, especially the lower leaves often appear yellow.......
First, physiological regulation of water. .......
Identification of male and female 1 chicks
According to the reproductive process to identify. This method is best carried out within 8-12 hours after hatching of the chicks; at the latest, no more than 24 hours, otherwise, the reproductive processes will shrink and the identificat.......