TY  - BOOK
AU  - Fogal, W.H.
ED  - IUFRO Cone and Seed Insects Working Party Conference
TI  - Seed counts and cone insect foraging damage in relation to cone-collection date and stand type in white spruce
KW  - Picea glauca
KW  - Semillas forestales
KW  - Semillas
KW  - Plagas
N1  - Sobretiro de: IUFRO Cone and Seed Insects Working Party Conference (3 : 1988 : Victoria Canada) pp. 161-166
ER  -