As the saying goes: "3 nitrogen, 6 phosphorus, August potassium", now the apple tree is time to apply potash. Potassium is one of the important elements required for fruit trees. In particular, it has an irreplaceable role in improving a.......

1. Time irrigation and drainage. During the ripening period of fruit ripening, the water consumption of the plant is sharply reduced, and the water absorption capacity of the root is weakened. If the autumn rain is too much and the drainage is poo.......

The spring management of pear trees should focus on scientific fertilization, ensuring fruit set, controlling pests and diseases, and ensuring high yield in orchards. The specific technical points include:

The cultivating and weeding is the time.......

In recent years, it has been found that the cultivation of wheat peanuts is becoming more and more popular, which also makes people's economic benefits increase year after year. In order to obtain higher economic benefits for w.......

The active ingredient in eye drops can be used to treat blood cancer

December 21, 2018 Source: Science and Technology Daily Author: Tian discipline

Window._bd_share_config={ "common":{ "bdSnsKey":{ },"bdText&.......

Liquid nitrogen tank is mainly used to store liquid nitrogen, convenient for liquid nitrogen transportation. Now more and more industries using liquid nitrogen tanks, such as metal materials refrigeration, medical treatment, etc., then this article will tell about Some bas.......

Refinery management

Reasonable grouping. Generally, it is advisable to keep 10 to 20 heads per lap, to ensure that each pig has a suitable field area (usually 0.4 to 0.8 square meter/head in the early stage of finishing, and 0.8 to 1.2 square meters/head in the later period) and ke.......

What if the cotton is not enough after sowing?

After the cotton is planted, it is necessary to check the soil moisture in time. For the cotton fields with poor moisture and possible drying, the small water can be ditched in the seed ditch;.......

1. Take 2.5 kg of quicklime, 0.5 kg of stone sulfur mixture, 0.5 kg of salt, 50 g of animal oil and 9 kg of water. The quicklime and the salt are separately heated by hot water, and then the two liquids are mixed and thoroughly stirred, and then t.......

Symptoms such as yellow leaves, small leaves, falling flowers and fruit drop are related to deficiency, and this phenomenon is spreading year by year. After expert analysis, there are mainly the following reasons.

First, there are more cloudy da.......

(1) Choosing sputum, soil preparation, and application of base fertilizer

It is advisable to use fields with more fertilization and less fertilizer before the crop. It is best not to work with cruciferous vegetables. Deep ploughing and tur.......