Population Density and Mating Pattern in Western Larch

From Pacific Forest Products Ltd., Saanich Forestry Centre, 8067 East Saanich Road, Saanichton, British Columbia V8M 1K1, Canada, the Forest Sciences Department, Faculty of Forestry, University of British Columbia (El-Kassaby), and the British Columbia Ministry of Forests, Research Branch, Kalamalka Research Station and Seed Orchard, 3401 Reservoir Road, Vernon, British Columbia V1B 2C7, Canada (Jaquish). We thank K. Ritland for providing the computer program used in this study, M. Carlson, R. G. Latta, M. D. Meagher, J. B. Mitton, and A. D. Yanchuk for reviewing an earlier version of the manuscript, and V. Ashley and S. A. Barnes for technical assistance. This study is supported in part by the British Columbia Ministry of Forests, Research and Silviculture Branches, Forest Renewal British Columbia grant no. TIP-002, and Pacific Forest Products Ltd.