The “red land†mentioned here does not refer to red soil but the land of brick-red powdery material that appears on the surface. This situation is due to the fact that organic fertilizers have been used too little for a long time, and chemical fertilizers have been used excessi.......
Beijing Huaxia Kangyuan Science and Technology Co., Ltd. research and development of the application of groovy feeding technology for broiler broiler chickens in Saskatchewan has achieved basically satisfactory results. In the application of this technology, epidemic prevention and .......
Greenhouse pathogens are generally hi wet. Vegetables often cause disease when wetted. Greenhouse vegetable production should pay attention to reduce the humidity in the greenhouse, as follows:
(1) Use EVA film. The adoption of EVA membrane can reduce the loss of natural light, imp.......
First, raise a good boar. To strengthen nutrition, ensure semen quality; moderate exercise, enhance physical fitness; reasonable use, strictly control the age of breeding boars, weight and frequency of breeding, to avoid premature aging. General boars have an initial age of 8-9 months and .......
1. Pond Condition The pond is a high-level pond and needs to be pumped into the pond for a total of 2 ponds, each with an area of ​​4 acres. It has a sluice gate, and the bottom of the pond is flat. It is inclined toward the outlet, and can drain.......
In order to increase grain production and increase income, first of all, we must select good and good varieties. Once rice farmers purchase seeds that are inferior to the inferior ones, the lighter ones will reduce their production in large quantities, and the most serious ones will lead t.......