Symposium on potentials in crop protection
Symposium on potentials in crop protection by Entomology-Plant Pathology Laboratory, New York - Geneva, N.Y. New York State Agricultural Experiment Station 1969 - 54 p. ill. 28 cm.
"December 1969"--Cover.
Plant diseases
Congresses
SB599 / .S9
632(063) / P963
AGR 376-4 PROSP 205-2117