Apply 400 kg of combination/ha in 2 doses, the moment in April/May perhaps and another in September/October with the 5th calendar year until the tree is prepared for tapping. The literature on nutrient diagnostics or nutrient balance methods for taking care of fertilization in immature rubber plantations is too scarce https://backlink59257.digiblogbox.com/57495654/5-simple-techniques-for-palm