In order to reduce operating costs, it is important to save oil. How to save oil when the trac…
At the beginning of summer, it is a busy season for the growth and reproduction of many ki…
In the operation of the motor to avoid burning, in addition to taking the necessary techni…
1. There are many breeds of cattle and sheep. According to the economical use, cattle can be d…
According to the nature and function of various preservatives, the following methods can be us…
The rape stem weevil, which belongs to the order Coleoptera, is also known as the rape weevil.…
(1) Fry cultivation: Use 1~10 square meters of small cement tank or small cage cultivation pon…
(a) Requirements for environmental conditions: The requirements for the temperature of peppers…
The basket was sterilized with 5% bleach. After drying, the inside of the basket is softened, …
Scientists in South Africa have developed new medicines for the treatment of malaria using eff…
Centrifugal pumps have become the most widely used type of pumps in agriculture due to their s…
1. Take the method. Silage 35-40 days later, it has become silage, can be opened for use, or t…