Question: asking control of immature nut drop in coconut at the age of 6-7 years
Answer: apply urea@1.5 kilogram/plant,ssp@2.5kilogram/plant,mop@1.75 kilogram/plant,borax@50gram/plant. fertilizer should be applied in two equal halves twice in a year to a trench of 10-12 centimeter depth,30 centimeter breadth with a radius of 1-1.75 meter  away from the main trunk.