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THE INFLUENCE OF THREE INSECTICIDES ON PREDATION OF THE PEAR PSYLLA, PSYLLA PYRICOLA
McMullen, R. D., Jong, C.Volume:
99
Language:
english
Journal:
The Canadian Entomologist
DOI:
10.4039/Ent991292-12
Date:
December, 1967
File:
PDF, 634 KB
english, 1967