TY  - BOOK
AU  - Mullin, R.E.
TI  - Experiments with root and top pruning of white spruce nursery stock
U1  - 634.9752 21st ed
CY  - Ontario
PB  - Department of lands and forests division of research
KW  - Spruce
KW  - nursery stock
KW  - root
N1  - Research report No.36
ER  -