TY  - BOOK
AU  - Clair, J. B. St.
AU  - Adams, W. T.
TI  - Effects of seed weight and rate of emergence on early growth of open-pollinated Douglas-fir families
KW  - Pseudotsuga menziesii
KW  - Semillas
KW  - Pesos y medidas
N1  - Sobretiro de : Forest Science 37(4) : 987-997, 1991
ER  -