Field fertilizer should be deep

Many farmers' friends are trying to save trouble when they are fertilizing crops. They spread chemical fertilizers on the surface of the fields, causing serious losses in fertilizers and fertilizers. At the same time, they increase environmental pollution, and crops do not receive corr.......

Steel inventory is "lower" this winter

From the time of the cold winter, the inventory of Beijing City has risen slowly, and the mentality of steel traders has been extremely stable.

Inventory is much lower than the same period last year
According to the statistics of Lange Steel's information monitoring, the to.......