@INPROCEEDINGS {LEMA:1987, title = {Effects of weather conditions on insect populations with particular reference to the sweet potato weevils (Cylas spp.) and time of planting as control strategy}, author = {Lema, K. }, booktitle = {Proceedings of the Seminar on Agronometeology and Crop Protection in the Lowland and Sub-humid Tropics}, year = {1987}, pages = {223--227}, organization = {World Meteorological Organization}, address = {Geneva}, note = {RTB; Root and Tuber; Sweet potato}, }