TY  - BOOK
AU  - Heybroek H.M / Stephan B.R & Von Weissenberg K
TI  - Resistance to diseases and pests in forest trees / (Acc: 233): Proceedings of the third international wrokshop on the genetics of Host-parasite interactions in forestry
U1  - 634.96 HEY 
PY  - 1982///
CY  - Dehra Dun, India
PB  - International Book Distributors
KW  - Diseases and pests in forest trees
ER  -