Leafhopper vectors and plant diseases agents
Symposium on Leafhopper Vectors and Plant Diseases Agents, H
Leafhopper vectors and plant diseases agents - N.Y. Academic Pr. 1979 - 24cm. 654
LEAFHOPPERS -- CONGRESSES
INSECT AS CARRIERS OF PLANT DISEASES -- CO LEAFHOPPERS -- CONGRESSES
632 S99L
Leafhopper vectors and plant diseases agents - N.Y. Academic Pr. 1979 - 24cm. 654
LEAFHOPPERS -- CONGRESSES
INSECT AS CARRIERS OF PLANT DISEASES -- CO LEAFHOPPERS -- CONGRESSES
632 S99L