TY  - BOOK
AU  - Heald,Frederick Deforest
TI  - Manual of Plant Diseases
T2  - Mcgraw-Hill Publications in the Agricultural and Botanical Sciences
PY  - 1933///
CY  - New York
PB  - Mcgraw-Hill
KW  - Fitopatología
KW  - Enfermedades de las Plantas
ER  -