As a common transmission force device, the stainless steel chain reduces friction through the "chain" design of the hyperbolic arc, and is used in places where the power is relatively large and the running speed is relatively slow, which has obvious advantages over belt transmission, such as Tanks, pneumatic compressors, etc., but the transmission speed can not be too fast, because the flexibility of the chain is not as good as the belt transmission.
Medium Link Chain,Stainless Steel Chain 8Mm,Stainless Steel Twist Link Chain,Stainless Steel Medium Link Chain Jiangsu Hongze Stainless Steel Wire Rope Co., Ltd , https://www.hzrope.com
The control measures spray calcium on the foliar surface, and the new high-fat film 800 times liquid is mixed with the concentration of 0.3%~0.5% calcium chloride and calcium nitrate. Generally, it is sprayed once every 7 days, and even sprayed 2~3 times. . Tomatoes should be sprayed on 2~3 leaves above and below the flowering inflorescence. Chinese cabbage should be sprayed with calcium when it begins to enter the balling stage. 
The calcium in the early spring of vegetables should be timely
Symptoms of calcium deficiency Plants such as buds and root hair grow stagnant, atrophy and death, new leaves adhere, new leaves often open, and incompleteness; the top of the fruit is prone to depression, dark brown and necrosis.
ã€Comment】 ã€Print this article】 ã€Close this page】 ã€Large, medium and small】