Each part of the snake has its own value: Snake meat is delicious and nutritious, and it is a gourmet food; snake gall, snake liver, snake skin, snake venom, snake oil, snake fleas, snake blood, snake intestines, etc. can be used as medicine. Disease; t.......

First, increase the application of organic fertilizer, nitrogen control before harvest, phosphorus and potassium fertilizer increased organic fertilizer and phosphorus, potassium fertilizer, can make the fruit surface smooth, increase sugar content. The application amount of organic fertil.......

The ultrasonic cleaning machine adopts the principle of ultrasonic cleaning, which can achieve the overall clean cleaning effect of the object. Especially for the deep hole, blind hole, and concave groove cleaning, it is the ideal equipment of Zui, and does not affect the material and.......

Because the pupa is a temperature-changing animal, changes in outside air temperature rise and fall have a great influence on its growth. In order to shorten the aphid culture time and create better aquaculture benefits, warming and heat preservation measures are generally used to prolong .......

After years of observation, the common pests and diseases on the poplar trees in my street include: brown spot, root rot, and cancerous diseases. The pests mainly include red fruit fly and shell insects.

The principle of prevention and control of pests and diseases in Yangmeiyuan i.......

Brown sugar has the functions of silencing cold, warming the stomach and invigorating the spleen, relieving pain, and is rich in calcium, iron and other essential substances and trace elements. The sugar is cold, and almost no trace elements, its nutritional efficacy is naturally less than.......