questions: asking about the cultural practices of onion. 
 answers: advised him to select suitable varieties like pusa red, pusa white, agri found light red , arka niketan , arka kalyan, etc. prepare the nursery bed properly and treat the seeds with captan @ 3 gm./litre/kg of seeds. transplant the seedling when attains the age of 40-45 days. apply urea 8 kg, ssp 40 kg, mop 10 kg per bigha before transplanting the seedling.