Knowing how to identify the age of pigeons is of great importance to timely breeding and selection of improved varieties. The pigeons generally live for 10 to 15 years, but the best breeding age for breeders is 2 to 4 years old, and the meat pigeons have a useful production period of about.......
1. Colored seedlings Crab seedlings are dark and light, and individuals have large and small bodies. This type of crab seedling, if it is a natural .......
The motor belt should be checked once a month. If it is loose, please adjust it at any time. If it is damaged, please replace it in t.......
Winter is an important stage to adjust the tree structure. The winter orchard management of the orchard is directly related to the strength of the tree in the second year of the fruit tree, the amount of the result, the quality of the product, and the hazard of overwintering pests and dise.......
Slaughter according to the procedure
Repelling skins from rabbits should change the old method of slaughtered blood and slaughtered skin in the past. It should be a new procedure of first killing, peeling, and then bleeding. The purpose is to reduce the fur stains.
In order.......
First, materials, medicines and supplies
1. Fresh or dried rabbit skin or meat rabbit hide
2. Drugs
Industrial formaldehyde (formalin), sulfuric acid, salt, meal detergent, Glauber's salt (sodium sulphate), sodium carbonate (white alkali), washing powder, percol.......
By listening to the tractor's abnormal sound, determine the possible failure, timely maintenance and take preventive measures.
1. Crisp knocking: The gap between the piston pin and the pin seat and between the piston and the bushing becomes large due to wear. In addition to normal.......