ABSTRACT
The demand for fresh vegetables, which are rich source of vitamins, carbohydrates, proteins and salts, is increasing day by day in India, as people have become more health conscious. Population is increasing at an alarming rate and there is change in dietary patterns. Due to unfavorable climatic conditions, there is a flood of vegetables in the season and very high priced vegetables in off-season. Vegetables can be cultivated in off-season with the use of green houses, low and high poly tunnels.
