Md. Touhidul Islam1*, Dzolkhifli Omar1, M. A. Latif2 and Md. Mahbub Morshed1
1Department of Plant Protection, Faculty of Agriculture, Universiti Putra Malaysia, 43400 Serdang, Selangor, Malaysia.
2Department of Crop Science, Faculty of Agriculture, Universiti Putra Malaysia, 43400 Serdang, Selangor, Malaysia.
