Question: asking for the manures and fertilizers doses  to be applied in terms of per bigha of land for bitter gourd crop cultivation.
Answer: 200, 11, 29 and 3 kilo grams of farm yard manure, urea,single super phosphate  and muriate of potash respectively has been suggested to be applied in terms of per bigha of land for ridge gourd crop cultivation. also advised that he should go for application of half of urea and full doses of the others suggested as basal and the remaining half of urea to be top dressed at vining.