de Klerk, C.A. 1980 Biology of Margarodes vredendalensis De Klerk (Coccoidea: Margarodidae) in South Africa.. South African Journal of Enology and Viticulture 1: 47-58.
Notes: Detailed study.
de Klerk, C.A. 1980 Biology of Margarodes vredendalensis De Klerk (Coccoidea: Margarodidae) in South Africa.. South African Journal of Enology and Viticulture 1: 47-58.
Notes: Detailed study.