Lindgren, D.L., & Dickson, F.C. 1943 Fumigation experiments on the black scale.. California Citrograph 29(4): 90,98,99.
Notes: Various treatments were tested against this citrus pest.
Lindgren, D.L., & Dickson, F.C. 1943 Fumigation experiments on the black scale.. California Citrograph 29(4): 90,98,99.
Notes: Various treatments were tested against this citrus pest.