TY  - BOOK
AU  - Pieniazek, J.,
TI  - Acta Horticulturae No. 81 : Symposium on Winterhardiness in Woody Perernials
U1  - 634 
PY  - 1978///
CY  - Belgium
PB  - International Society of Horticulture Science
KW  - Orchards, fruits & forestry
KW  - Perernials
ER  -