questions: asking about the control measure of fruit rot in bottle gourd. 
 answers: suggested to spray zineb 75% @ 30 gm/15 lt of water or achock(azadiractin 1500 ppm or pestoneem(azarachtin 1500 ppm)or multineem(azaractin 300ppm)or margosom(azaractin 300 ppm) @ 30ml/10 lt of water and used pheramone trap.