The leaf-spot diseases of alfalfa and red clover caused by the fungi pseudopeziza medicaginis and pseudopeziza trifolii, respectively
Gespeichert in:
Verfasser / Beitragende:
by Fred Reuel Jones
Ort, Verlag, Jahr:
Washington :
Government Printing Office,
1919
Beschreibung:
38 p. : ill.
Format:
Buch