Potato early blight : Symptoms, cause and control /
Ohms, Richard E
Potato early blight : Symptoms, cause and control / Richard E. Ohms, Harry S. Fenwick - Moscow, Idaho : Agricultural Extension Service - 2 p. - Idaho. Agr. Ext. Ser. Bull; 346 .
203135
Tizón tardío de la papa Alternaria solani Papa -- Enfermedades por hongos
Potato early blight : Symptoms, cause and control / Richard E. Ohms, Harry S. Fenwick - Moscow, Idaho : Agricultural Extension Service - 2 p. - Idaho. Agr. Ext. Ser. Bull; 346 .
203135
Tizón tardío de la papa Alternaria solani Papa -- Enfermedades por hongos