STUDIES ON POPULATION DYNAMICS OF Agonoscelis versicolor F. (Hemiptera: Pentatomidae) ON SUNFLOWER (Helianthus annuus L.) IN SAMARU-ZARIA, NIGERIA  

Field experiments were conducted at the Institute for Agricultural Research (I. A. R.), Samaru, Zaria (Latitude 11 ̊11' N and Longitude 7 ̊38' E), Nigeria for two years period (2009 ...