In the season of summer corn topdressing, the author found that many farmers still have misunderstandings in corn topdressing, which are manifested in:
1, topdressing too late. Farmers are accustomed to topdressing before and after tasseling, but they do not know that they have mi
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1. Prevention and control of pests and diseases The timely prevention and control of pests and diseases is an important way to reduce the incidence of premature aging. In recent years, the occurrence of dry and verticillium wilt…
Lutang Town, Beihu District, Zhangzhou City, is the world's largest producer of earthy graphite. Graphite has made the accumulation of wealth of local people, but the mining and mining of mines has also been a long-standing. In September last year, the local government forcibly shut down
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The degree of dehydration is divided into three grades: mild, moderate and severe. The amount of rehydration is calculated from 30 to 100 ml/kg body weight. The dehydration nature of the disease is salt-deficient dehydration. The infusion is mainly composed of compound saline, and then appr…
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Abstract】 Explain the origin and characteristics of nano-diamond and the main application fields of this product at home and abroad. It focuses on the dispersion research of nano-diamond and its application in special functional coatings, and on the current do
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It is understood that Ningbo Chaoyou is a professional safety deposit manufacturer with rapid development. Its predecessor is Ningbo Chaoyou Machinery Co., Ltd., which has many years of cooperation with Sumitomo Group of Japan. At present, the company takes high-end fingerpri
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According to the news from the Guangmei Association, on the afternoon of July 29, the establishment and launching ceremony of the Guangzhou Abrasives Professional Committee branch of the Guangzhou ICBC Merchants Club was held in the conference hall on the third floor of the Exhibition Center
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Compared with other crops, wheat has three distinct characteristics: First, wheat is highly dependent on soil fertility. Second, the amount of nitrogen fertilizer in the wheat field should not be too large. Otherwise, it will easily cause excessive growth in …
"I am not afraid to be with you, I am afraid I can't keep up with your steps." This sentence is very appropriate to describe the corporate voice of relying on "copying" others' design results. For enterprises that do not have research and development strength, as
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On-line measurement is a measurement technology based on computer automatic control, and the measurement process is controlled by a numerical control program. On-line automatic measurement of workpieces on CNC machine tools is an effective method to improve the automatic machining level of …
Special feeding and management will have special effects in laying hen production. The following are some special feeding methods abroad:
Adding vitamin C: The results of the Russian study showed that the laying hens were fed with 40 mg of vitamin C per kilogram, which increased the…