Specialty corns viz., sweet corn, pop corn, baby corn, high oil corn etc. assume tremendous market potential not only in India but in international market as well. These specialty corns with their high market value are perfectly suitable to Para-urban agriculture. Sweet corn may used as raw or an ingredient in various preparations viz., chopsuey (Chinese dish), soups, deep fried sweet corn with meat and with other vegetables, pickles and corn pakoras etc. Yield loss due to weeds in maize varies from 28 to 93 %, depending on the type of weed flora and intensity and duration of crop-weed...

In the absence of accurate and rapid N testing methods, many growers currently apply N fertilizer in excess rather than risk of yield reduction through N deficiency. Crop growth and crop need for supplemental N can be strongly influenced by crop-growing conditions, crop and soil management, and climate, which can vary greatly among fields, villages, seasons and years. The current recommendation of fixed-time split N application at specified growth stages is not adequate to synchronize N supply with actual crop N demand because of poorly designed N splitting and variations in crop N demand and...