That was the formula 1 is (appropriately) is selected using the formula fertilizer on the ground, is the first fertilizer or fertilizer application primer. Na 16 formula fertilizer must be used in clay-sand soil, 20-0 na. Use 16-16 formula fertilizer-8 if a different formula fertilizer application in addition to this, but it should not execute because the use of chemical fertilizers which are not suitable for the type of soil and fertilizer plants would cause all the residues in the soil not. Solid waste soil structure by RA dang The second fertilizer or fertilizer makeup. Use fertilizer formula 46-0-0
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