Natural fertilizers include organic fertilizers such as farmyard manure, green manure, crop straw, and humic acid. They contain a variety of organic and inorganic nutrients and bioactive substances, which have a good quality effect on vegetable quality and are one of the characteristics of trad

The supporting unit of Zibo Special Abrasive Engineering Technology Research Center: Zibo Grinding Wheel Factory Co., Ltd. is a professional manufacturer of ordinary abrasive tools. It was founded in 1992 and covers an area of ​​33,400 square meters and a building area of ​â

With a high degree of attention to the non-ferrous industry in Hunan, recently, Mei Kebao, deputy secretary of the Hunan Provincial Party Committee, made a special trip to Zhuzhou Smelting Group Co., Ltd. and Zhuzhou Cemented Carbide Group Co., Ltd. to investigate and investigate, and cordially v

Trace elements play an important role in the growth and development of peanuts (such as nitrogen, phosphorus, potassium, etc.). The scientific application of trace element fertilizers is an important measure for high quality and high yield of peanuts. Iron fertilizer: When iron is deficient, t

Generally speaking, the suitable spraying concentration of various micro-fertilizers is: boric acid or borax solution 0.05% to 0.25%, ammonium molybdate solution 0.02% to 0.05%, zinc sulfate solution 0.05% to 0.2%, copper sulfate solution 0.01%~ 0.02%, iron sulfate solution 0.2% to 1%. The per

1、将禽粪捣碎，加入1.5倍水，发酵10天后，煮沸10分钟，对水3倍喷洒。   2、将10%～30%的人畜尿或1%葡萄糖烧煮ç

"A few years later, at the engineering tender for major national technical equipment, I hope to see many representatives of domestic high-end CNC machine tools." This is a big vision of Wu Bolin, the Director General of China Machine Tool Industry Association. On January 6, Wu Berlin wa

In addition to the use of sterilized drugs indiscriminate use and indiscriminate use of drugs, the following major factors induce the occurrence of phytotoxicity: (1) Pharmacy properties: Generally speaking, antibiotics and biomimetic pesticides are not easy to produce phytotoxics, such as squ

Zinc participates in the photosynthesis-related enzyme components in corn and directly affects the photosynthesis process. According to the test, zinc application in corn generally increases yield by 8% to 13%, and its application methods mainly include the following: 1. Seed treatment: soak each

The ever-expanding power consumption of graphics cards has made radiator technology so diverse, and today announced a new technology called DiamondsSputtering. This technology developed by Haoyu is mainly combined with plasma-enhanced CVD technology. The surface of the heatsink fins of the graph

It is scientific to apply pesticides, especially for pesticide application in greenhouse vegetables in winter. Otherwise, not only will it not achieve the control effect, but it will also be susceptible to phytotoxicity. Therefore, attention should be paid to the application of pesticides. Do

The mechanical deep application of chemical fertilizer technology is to use the technology in the main links of ploughing, sowing and crop growth, according to the quantity and location of agronomic requirements, using the mandatory form, the technology of applying fertilizer to the easily abso