Copper: The copper market is calm, although the trading range is not bad. The long-term continued to be suppressed, and the new high point did not appear to limit the long-term sell-off. Aluminium: The closing was very constructive and closed at the interval. The market outlook will further inc.......
Cai Daoji, an academician of the Chinese Academy of Engineering, pointed out that although biological pesticides are less toxic to humans, their harm to environmental organisms cannot be ignored.
In a general sense, it is widely believed that biological pesticides are safe for the.......
In a general sense, it is widely believed that biological pesticides are safe for the.......
[World Financial News] The following is a metal trading daily review issued on December 16 by Amalgamated Metal Trading Limited (AMT), a leading brokerage firm of the London Metal Exchange (LME). Copper: Affected by the fall in the euro against the US dollar, the price of copper fell from a hig.......
The hose valve housing, flange and sleeve cover are available in a variety of materials depending on the industry/application, including aluminum, steel, stainless steel, plastic (eg POM or PVC), and different elastomers (NR). , EPDM, IIR, fluororubber, silicone, etc.) inne.......
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Grape black pox is a fungal disease. It mainly winters in the cortex of grape vines and branches. In the second year, when the grape buds grow up, the local temperature reaches 22 ° C.......
First, spray or watering method.
The medicament is diluted with water to 200 to 300 times, sprayed evenly on the surface of the soil with a sprayer or directly into the soil, so that the liquid penetrates into the deep layer of the soil and kills the bacteria in the soil.
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The medicament is diluted with water to 200 to 300 times, sprayed evenly on the surface of the soil with a sprayer or directly into the soil, so that the liquid penetrates into the deep layer of the soil and kills the bacteria in the soil.
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Common nitrogen fertilizer varieties are roughly divided into three types: ammonium, nitrate and amide. In recent years, research, production and use of long-acting fertilizers have made certain progress at home and abroad, such as long-acting ammonium bicarbonate and coated urea.
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Many fertilizers have killing and repellent effects on pests, and ingenious fertilization has the effect of controlling pests.
Phosphate fertilizer Helicoverpa armigera is sensitive to phosphorus during spawning, and escapes when exposed to phosphorus. During the spawning period of th.......
Phosphate fertilizer Helicoverpa armigera is sensitive to phosphorus during spawning, and escapes when exposed to phosphorus. During the spawning period of th.......
Shanghai Aluminum opened lower today and fell late. Among them, the main contract 508 was opened at 16760, the daily high was at 16860, the daily low was 16730, and it closed at 16810. In the domestic market, driven by the decline in Lumn Aluminum, the price center of gravity has been lower. Co.......
Air-conditioning is a must-have item for every household. However, in the face of a variety of air conditioners on the market, many consumers are beginning to wonder how to purchase. Many people have such questions. How do you choose air conditioners? Buy air conditioning precautio.......
Air-conditioning is a must-have item for every household. However, in the face of a variety of air conditioners on the market, many consumers are beginning to wonder how to purchase. Many people have such questions. How do you choose air conditioners? Buy air conditioning precautio.......