Question: asking for the fertilizers dose to be applied in the 15th year stage of coconut trees.
Answer: 1.5 kilograms of urea, 2.5 kilo grams of  ssp and 1.75 kilo grams of mop has been advised along with 25 grams of borax and 200 grams of coconut special powder. suggested dose of urea,ssp and mop to be applied in two equal split doses. once in april and then in october to a trench of 30 cm width and 10 cm depth and at a radius of 1 to 1.75 metre away from the trunk depending upon the age of the plant. also advised that after application, it should be covered by green leaves and then by soil.