Showing items related by title, author, creator and subject.

• Research on coniferous forest ecosystems: first years progress in the coniferous forest biome, US/IBP: Proceedings of Symposium held at Northwest Scientific Association, Forty-fifth Annual Meeting, Bellingham, Washington, March 23-24, 1972 

  Estados Unidos. Departamento de Agricultura. Forest Service; Research on coniferous forest ecosystems (Estados Unidos, Bellingham, Washington : 23-24/Mar./1972) (USDA Forest Service. Pacific Northwest Forest and Range Experiment Station, 1972)
• L'embryogenèse somatique des conifères, ètat et perspectives 

  Harvengt, L.; Lelu-Walter, M.A. (AFOCEL, 2004)
• Animal damage to coniferous plantation in Oregon and Washington. Part II. An economic evaluation 

  Brodie, J.D.; Black, H.C.; Dimock II, E.J.; Evans, J.; Kao, Ch.; Rochelle, J.A. (Oregon State University, 1979)

  Regression models of height growth and survival were fitted to aggregate data for trees, protected and not protected from animal damage, that had been surveyed on Douglas-fir and ponderosa pine plantations in Oregon and ...