Two-Crop Production Of Western Conifers
Cultural practices to produce two crops annually in a greenhouse-shadehouse facility in western Oregon are described. Douglas-fir, true firs, pines, and larch are sown in early spring and grown for either fall or spring planting on inland and high elevation sites.
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Author(s): Peyton W. Owston
Publication: National Nursery Proceedings - 1974
Event:
Proceedings of the North American Containerized Forest Tree Seedling Symposium
1974 - Denver, CO