Kranz,Jurgen
Epidermic of plant diseases : mathematical analysis and modelling - New York Spriger-verlag 1990 - 268
354052116X
epidermiology
Plant pathology
632 / KRA/EP
Epidermic of plant diseases : mathematical analysis and modelling - New York Spriger-verlag 1990 - 268
354052116X
epidermiology
Plant pathology
632 / KRA/EP