Soil improvement by nature
(Natural ways for Soil Improvement)
characteristics of soil soil suitable สำหรับการเพาะปลูก. Must contain a wealth 3 folds
1.Chemical properties; soil must have a balance of minerals food plants, which consists of main nutrient plant nitrogen, phosphorus and potassium in advance. Secondary nutrient consists of calcium, magnesium, Sulfur Nutrient consists of steel.Copper, boron, molybdenum, manganese, and chlorine, and a reaction of soil, the soil must be neutral alkaline or acid salt too
.2.Physical properties; soil must be balanced of the air and the water, the soil has good structure is loose Sui well ventilated. Have the ability to absorb water, soil, loose IslandBurrow to minerals and plant food easily. In the wide and far is the soil, soft ไม่แข็งกระด้าง
.3.
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