Wattle bagworm control by aeroplane dusting
Naude, T.J., Ripley, L.B., Petty, B.K.
Wattle bagworm control by aeroplane dusting - Pretoria 1939 - 12 p. - Dusting South Africa Department of Agriculture and Forestry. Science Bulletin No. 206 .
Wattle bagworm control by aeroplane dusting - Pretoria 1939 - 12 p. - Dusting South Africa Department of Agriculture and Forestry. Science Bulletin No. 206 .