TY - BOOK AU - SIMUCHEMBU,Irvine Garikayi AU - MGUNI,S TI - Transmission efficiency of potato virus Y by different aphid vectors on flue cured tobacco PY - 2019/// CY - Gweru PB - Midlands State University KW - Tobacco KW - Disease and pests KW - Potato virus Y KW - Transmission N1 - Bachelor of Applied Science Honours in Applied Bio sciences and Biotechnology; Includes bibliography ER -