The
onion also known as the bulb onion or common onion is the most widely
cultivated and consumed vegetables across the globe. The onion belongs to the
family of "Amaryllidaceae" and genus of "Allium". Onion is
one of the most important commercial vegetable crops grown in Asia. The demand
for this vegetable is very high worldwide. Onion can be used as vegetable in
both immature stage (spring onion or green onion) and mature bulb stage as
vegetable and spices. Young plants may be harvested before bulbing occurs and
used whole as spring onions or scallions. When an onion is harvested after
bulbing has begun, but the onion is not yet mature, the plants are sometimes
referred to as "summer" onions. To read more click here.