Pleospora herbaurm rabh (conidial stage stemphylium botryosum wallr) on sweet po
Du Toit, J..J.
Pleospora herbaurm rabh (conidial stage stemphylium botryosum wallr) on sweet po - Pretoria 1947 - 1-47 p. - Union of South Africa Departm .
Pleospora herbaurm rabh (conidial stage stemphylium botryosum wallr) on sweet po - Pretoria 1947 - 1-47 p. - Union of South Africa Departm .