Museums
Showing publications 1 to 3 on page 1 of 1.
Sub-publications- Pettey, F.W. 1947. The biological control of prickly pears in South Africa. Entomology Series, Department of Agriculture, Union of South Africa 22: 1-163
- Pettey, F.W. 1950. The cochineal (Dactylopius opuntiae), and the problem of its control in spineless cactus plantations. Part I. Its history, distribution, biology and what it has accomplished in the control of prickly pear in South Africa. Entomology Series, Department of Agriculture, Union of South Africa 26: 1-12
- Pettey, F.W. & Marais, S.J.S. 1950. The cochineal (Dactylopius opuntiae), and the problem of its control in spineless cactus plantations. Part II. The control of cochineal in spineless cactus plantations. Entomology Series, Department of Agriculture, Union of South Africa 26: 13-34
Showing publications 1 to 3 on page 1 of 1.