အရင်းအမြစ်များ တက်(ဂ) (Tagged): Soil Quality
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- 2016-06-20 Chemically healthy soil has a rich base of the nutrients that plants require for growth, primarily nitrogen, potassium and phosphorus as well as elements such as zinc, copper, iron, chlorine, manganese, molybdenum and others, which are needed in small to very small amounts. These nutrients should...