Because of the continuous application of chemical fertilizers, the soil nutrient content decreased, the organic matter content decreased, and the soil compaction was severe. Bio-fertilizer can improve the utilization rate of fertilizer, improve crop quality, improve soil and reduce environ.......

In the spring of March, the peach blossoms are in full bloom. However, the climate in this season is changeable, hot and cold, and has a great influence on the flowering and fruit setting of peach trees. How to ensure the ideal rate of flowering and fruit setting is a crucial period for fr.......

Improper management of asparagus before winter will cause the bamboo shoots to freeze to death, which will have a great impact on the yield and quality of the asparagus throughout the growing season. Here is a brief introduction to the precautions for the management of asparagus before win.......

In the production of Agaricus bisporus, straw mushroom, and Coprinus comatus, the covering material is indispensable. Nowadays, in the production of Pleurotus ostreatus, Pleurotus ostreatus, Pleurotus eryngii and other varieties, there are also soil-covering cultivation. Under certain cond.......

First, preparation before brooding 1 Check the shed, drinking water, feeding and other equipment to ensure normal work.
2 Prepare warm boiled water, glucose, feed, medicine, and vaccine.
3 Pre-heating the shed 24 hours in advance to ensure that the ducklings are warm when enterin.......

It is hot and rainy in summer, and there are many diseases in tomato, and the loss is serious. In order to ensure the safer summer of the tomato, it is beneficial to the second result in the fall. During the summer period, the “two reforms and three timely” management measures .......

Since 2017, the Beijing Plant Protection Station has carried out research on the occurrence, damage characteristics and prevention and control techniques of pests and weeds against newly introduced crops, and has achieved some stage results.

The succ.......

How to design the air volume of the boiler dust collector

Whether the treatment air volume of the boiler dust collector can achieve the ideal dust removal effect, so it needs to be considered in many aspe.......

The tiger tail wheel can also be called Timothy, stone ginseng, cat tail shot, rabbittail grass, Tongtiancao and fox tail. It belongs to the perennial subshrub herb of the genus Corydalis, and it is a folk herb in southern Anhui. In the production areas of Fujian, Jiang.......

According to foreign media reports, in the future hospitals, doctors can use the acquired user information to make a detailed diagnosis of the patient, and use the 3D printing technology to "print" the body organs in the hospital for the patient to try.

This.......

The yellow shoots of the new shoots growing late in the late period appear to be iron-deficient. The main reason is that the soil is highly alkaline, and iron in the soil cannot be absorbed by the roots.

Control methods:

1, spray iron fertilizer. Iron fertilizer is mainly f.......

On the evening of September 3, 2018, UK time (6:30 on September 4, Beijing time), the world's top authoritative medical magazine "The Lancet" published the full text of China's national medi.......