@PROCEEDINGS {EZUMAH:1978,
title = {Some Notes on the Mealybug. P. manihoti Incidence on Manior (Manihot essulental) in Bas Zaire},
author = {Ezumah, H. C. and Knight, A. },
booktitle = {Proc. Int. Workshop on the Cassava Mealybug. p.7 - 14. 1978},
year = {1978},
}