questions: asking for the control of flower drop and fruit rot in bottle gourd 
 answers: recommended to spray planofix @ 1 ml per litre of water at an interval of 15 days spray malathion 25 ec @ 2 ml per litre of water 3 times at an interval of 5 days
spray zineb @ 2 gram per litre of water 3 times at an interval of 5 days