Seed counts and cone insect foraging damage in relation to cone-collection date and stand type in white spruce

Seed counts and cone insect foraging damage in relation to cone-collection date and stand type in white spruce Fogal, W.H. creator IUFRO Cone and Seed Insects Working Party Conference 1988 : Victoria, B. C.) text ca monographic eng /by W.H. fogal Sobretiro de: IUFRO Cone and Seed Insects Working Party Conference (3 : 1988 : Victoria Canada) pp. 161-166 Picea glauca Semillas forestales Semillas Plagas 81973 000815 20220329142333.0