Fertilizers should not be large and cold in cold weather, in order to promote the warming up of fertilizer heaps, winter fertilizer fat accumulation of fertilizer to be properly increased. Generally 3 to 4 meters in diameter, about 2 meters high is preferred.
Covering the soil and filling the mud to ensure fertilizer efficiency. In addition to piles of fertilizers or fertilizers in winter, piles of soil and mud shall also be used around the heaps of fertilizers and heap tops. That is to say, one layer of soil or one layer of wheat straw mud should be used to cover cold air. Heap, the role of heat can not be distributed.
Gray manure should be stored separately as grey manure, ie grass ash, which is an alkaline fertilizer. Mixing with manure causes a drastic drop in nitrogen in manure.
Fertilizer plus phosphorus and nitrogen is better to mix 2% to 3% of superphosphate or more than 5% of phosphate rock in the fertilizer heap for storage and storage, which can play a significant role in nitrogen conservation.
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