TY  - BOOK
AU  - Will, G. M.
AU  - Manley, B.R.
TI  - Methods for maintaining and improving forest productivity in New Zeland
KW  - Pináceas
KW  - Nueva Zelanda
KW  - Pinus radiata
N1  - Sobretiro de: USDA Forest Service. Tech Report PNW No. 163, 1983
ER  -