Make sure that you time fertilizing to meet your lawn's needs.
使你时间草坪施肥以满足您的需要。
Nitrogen phosphorus chemical fertilizer combined organic improve yield, more ideal way of fertilizing. But should pay attention to the plain supplement of potassium at the same time.
氮磷化肥配施有机肥具有持续提高产量、培肥土壤的双重效果，是砂姜黑土培肥改良较理想的施肥方式，但同时要注意钾素的补充。
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