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Selection And Propagation Of Pinyon Pine, Kylie M. Lawson
Selection And Propagation Of Pinyon Pine, Kylie M. Lawson
All Graduate Theses and Dissertations, Spring 1920 to Summer 2023
Single-leaf pinyon pines are drought tolerant trees native to the Great Basin. This species is a source of wild-collected, edible pine nuts that are in great demand. With no previous research apparent, this thesis aimed to identify wild trees with high cone production as sources for evaluating grafting onto immature and mature trees. Wild sources of scions were identified from four wild stands and six trees per stand. Counting and analyzing the number of scars left by mature cones along the leader branch provided an estimate for each tree‚Äôs productivity and identified trees with greater productivity within a stand. The …