The Insect enemies of the black scale, Saissetia Oleae (Bern.) in South America.
Compere, Harold.
The Insect enemies of the black scale, Saissetia Oleae (Bern.) in South America. - California, U.S.A. 1929.
The Insect enemies of the black scale, Saissetia Oleae (Bern.) in South America. - California, U.S.A. 1929.