The harm caused by too little soil moisture:
(1) The occurrence of wilting in the soil The lack of water in the soil will increase the concentration of the soil solution. When the water absorbed by the plant from the soil cannot satisfy its transpiration, wilting will occur. The wilting o.......

In recent years, the market has become more and more demanding for the specifications of squid, and the traditional single-tail weighs 250 grams of the listed specifications is no longer favored. Instead, large-size commercial fish weighing over 400 grams is used instead. In order to develop l.......

Tetranychus viennensis Zacher, Tetranychus viennensis. Alias ​​Hawthorn red spider, cherry red spider.
Harmful peach, apple, pear, hawthorn, cherry and so on.
Characteristics of damage: The sap of sucker buds, leaves, and fruit that gro.......

Detasseling time Maize tassels have just been exposed when they have not yet bloomed. This is because the plants are still short and the tassels are crisp and easy to pull out. When the detasseling time is too late, it is easy to pull out the leaves and break the stems. Choose a sunny day from.......

Apple tree rot disease is a devastating disease that often causes a significant reduction in fruit production and death. It is a major disease in apple production areas in northern China. Through the investigation, it was found that all the fruit areas this year are very serious and the onset .......

The reloading generally used 20-week-old chickens to feed eggs, with calcium content of 1% and crude protein of 16.5%. The refueling application is gradually completed in about 15 days. Do not rush to prevent chicken diarrhea. When the chicken production rate reaches 5%, the calcium content in.......

Manganese is one of the trace elements necessary for crops. The normal manganese content of plants is generally 20-100 mg/kg, which varies depending on the crop type and growth conditions. The lack of manganese can cause the growth of plants to be hindered, or even stop growing. This is be.......

Garlic is grown with garlic. The seedlings should be selected for thick stalks, thick green leaves, good roots, no pests, large and sturdy garlic seeds. At the same time, pay attention to timely harvest, garlic ball is harvested too early, garlic is not full, not tight, in the coming year, ger.......

Seed pests should take measures as soon as possible, according to "safe, economic, effective," the principle of pest control, so that the loss is reduced to a minimum. The pest control methods commonly used in production include physical methods, mechanical methods, and chemical meth.......

Registration of the main agents for the control of "wild wilt"

â—Ž Xiong Xingping

In the "Pesticide Registration Notice," "Pesticide Management Information Collection," and "China's Pesticide Electroni.......

First, to promote green germination. Due to its fast harvesting characteristics and ability to see benefits in a short period of time, medicinal herbs are more liked by farmers and their cultivation is quite extensive. These medicinal herbs are generally planted in summer, autumn and winter in.......