questions: asking for the control measure to control immature fruit drop problem in coconut at the 5th year stage. 
 answers: suggested to apply recommended fertilizer like-urea @ 1.5 kilogram/plant,ssp @ 2.5 kilogram/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.