Evaluation of Some Insecticidal Combinations and Neem (Azadirachta indica A. Juss) Extracts Against Jassids and Whitefly on Cotton and Their Effect on the Yield

Masood Khan Ktattak, Liaqatullah Khan, Mohammad Naeem Awan and Agha Shah Hussain

Pakistan Journal of Biological Sciences 4 ( 4 ): 419 - 421 , 2001