Natural tree resins - potential minor forest products. Conifer resins. Part 1: a survey.
A tabular list is given of 28 species of conifers that produce commercial resins (including amber). These conifers are : Agathis (3 species), Araucaria (2 species), Callitris (3 species), Tetraclinis articulata, Abies (4 species), Cedrus libani, Larix decidua, Picea abies, Pinus (10 species), Pseudotsuga menziesii, and Tsuga canadensis. The origin, type of resin, turpentine oil content, and commercial names are listed for each species and resin.