General knowledge of minerals in the soil
.Nitrogen is one element not elements of rocks and minerals. Source of nitrogen from decay. By various microorganisms are decomposed and released in the form of ammonium or nitrate tre The plant can be used.And the organic compounds. The essential to the growth and formation of crop yield. As a component of the chlorophyll. The plant has sufficient nitrogen have green leaves, grows fast and has a complete production
.Phosphorus is the element that plants need less than nitrogen. When the plants have enough phosphorus. The roots are a strong resistance to interference of disease and insect. The plants flowering and fruit set and quality source phosphorus in the soil. Organic matter and mineral phosphate.Green leaves are dull. Lower leaves are purple root growth is not fully
.Potassium plants need potassium with nitrogen or nearby. If a plant which produce head is flour and seed water it.The sugar cane plant coconut. It for the back, so the plants need high potassium
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