questions: asking about the recommended fertilizer dose of coconut tree at the age of four years. 
 answers: suggested that the recommended fertilizer dose is like-urea@1200 gram/plant,ssp@2.0 kilogram/plant,mop@1.4 kilogram/plant,borax@25 gram/plant,fym@10-12 kilogram/plant.fertilizer should be applied in two equal halves twice in a year.