An overview on: Management of major disease of Allium spp

Abstract

Onion and garlic are the most important commercial crops and consumed in all over the world in various forms. Bulb crops are rich in minerals like phosphorus, calcium and carbohydrate. The pungency in onion and garlic due to Allyl propyl disulphide and allinase. Onion contains anti-inflammatory, anti- cholesterol, anticancer and antioxidant properties. It has also reported that garlic extract inhibited vascular calcification in human patients with high blood cholesterol. Onion and Garlic are attacked by many disease at different crop stage growth, which cause considerable loss in the yield. The disease of onion and garlic alter the cropping pattern and also effect local and export market. The consistent use of chemical to control the plant disease not only pose a serious threat to the environment and mankind and also slowly build up resistance in the pathogens.