questions: asking about the fertilizer dose of arecanut (10 years old). 
 answers: advised him to apply urea 110 gm ssp 125 gm, mop 140 gm, borax 25 gm, compost or cowdung 10-15 kg per plant in a ring prepared at a distance of 2 feet away from the base of the plant. again apply same amount during march/april also.