Vol. 7, Issue 5, Part F (2024)
Abstract
The present study revealed a total of 6 orders and 17 families such us Thysanoptera (Thripidae), Lepidoptera (Lymantriidae, Sphingidae, Noctuidae, Hesperiidae), Isoptera (Termitidae), Hemiptera (Cercopidae, Aphididae, Coreidae, Aleyrodidae, Pseudococcidae), Coleoptera (Cerambycidae, Chrysomelidae, Dynastidae, Scarabaeidae, Scolytidae) and Diptera (Cecidomyiidae). Again 28 species of yam pests include Ancistrotermes sp showed the maximum species diversity, followed by Ferrisia virgata, Planococcus citri, Tagiades litigiosa, Pseudoplusia sp, Dialeurodes sp, Tagiades nestus, Heteroligus meles, Rhopasosiphum maidis, Aspidiotus destructor, Aphis gossypii, Aphis craccivora, Toxoptera citricida, Thrips crawfordi, Dasychira mendosa, Leptoglossus australis, Ptyleus grossus, Lasioptera sp, Apomecyna saltator Clytocera chinospila, Heteronychus spp, Galerucida bicolour, Apomecyna dioscorea, Heteroligus meles and least species diversity were observed in Crioceris livida, Heteroligus appius and Xyleborus ferrugineus. Those yam pest cause damage on root, tuber, foliage, vine borer, galls on leaves, xylem sap feeder, phloem sap feeder, virus vector, sap sucker and sap feeder, dried roots. The study showed a rich yam pest diversity mainly attributed to the study area.
