Fundamentals of applied entomology.
Pfadt, Robert E.,
Fundamentals of applied entomology. With chapters by Christian C. Burkhardt [and others] Edited by Robert E. Pfadt. - 2d ed. - New York, Macmillan [1971] - x, 693 p. illus. 24 cm.
73133562
Beneficial insects.
Insect pests--Control.
SB931 / .P45 1971
595.7
Fundamentals of applied entomology. With chapters by Christian C. Burkhardt [and others] Edited by Robert E. Pfadt. - 2d ed. - New York, Macmillan [1971] - x, 693 p. illus. 24 cm.
73133562
Beneficial insects.
Insect pests--Control.
SB931 / .P45 1971
595.7