P+1 Production of Colorado Blue Spruce at the Colorado State Forest Service Nursery
Plug+ 1 refers to a combination of two growing environments. A small greenhouse grown plug is produced then transplanted into outdoor beds. Article outlines greenhouse and field production methods followed at the Colorado State Forest Service Nursery for Colorado blue spruce (Picea pungens Engelm.).
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Author(s): Randy D. Moench
Publication: National Nursery Proceedings - 1993
Event:
Northeastern and Intermountain Forest Nursery Associations
1993 - St. Louis, MO