Griffiths, J.T. 1951 Possibilities for better citrus insect control through the study of the ecological effects of spray programs.. Journal of Economic Entomology 44(4): 464-468.
Notes: Purple and Florida red scales are mentioned.
Griffiths, J.T. 1951 Possibilities for better citrus insect control through the study of the ecological effects of spray programs.. Journal of Economic Entomology 44(4): 464-468.
Notes: Purple and Florida red scales are mentioned.