questions: asking about the fertilizer dose of coconut tree.
(30 years old). 
 answers: advised him to apply urea 750 gm, ssp 1250 gm, mop 700 gm, compost 10 kg, borax 25 gm per plant during march/april  in a ring prepared at a distance of 1 metre away from the base of the plant. again apply same amount during september/october also.