In case you have a lack of potassium within your soil, a fertilizer higher in potassium (the 3rd number listed on a fertilizer package deal) can supplement this important nutrient.  Compost or manure can also insert some potassium to your soil.Học viện great farmer Trồng cây doanh nghiệp Trồng cây nông nghiệp Lịch đào tạo Đă… Read More