I. Importance in economy.Cotton crop covers 7% cropped area, cotton textile industry contributes 4% of GDP, 14% of total industrial product, 20% of total work force, 17% of country's exports earning and employment to 40 million people in seed cotton production and 20 million people in finished textile goods. Cotton competes with polyester for lack of durability, wash and wear properties, ultimately reaches consumer as blended textiles and apparels [1], [2]. Bt hybrid cotton covers 92% of the cotton area planted and 95% of the cotton production [100], [103].