TY - BOOK AU - Kaushik,Uma Kant AU - Guide: Agrawal,R.K TI - Ecological studies of rice hoppers (nephotettix virescens distant; sogatella furcifera horvath and nilaparvata lugens stal.) in Chhattisgarh U1 - 632.7 PY - 1985/// CY - Jabalpur PB - Jawaharlal Nehru Krishi Vishwavidyalaya Jabalpur KW - Entomology ER -