Description: Semi-controlled environments, like this shelterhouse, have sides which can be rolled-up to promote better cross ventilation. Shelterhouses produce one crop per season, and the seedlings benefit from exposure to ambient conditions during the Hardening Phase.
Image type: Field
Image location: United States
Specimen in collection: No
Name: Thomas D. 'Tom' Landis
Organization: USDA Forest Service
Country: United States
Series:Introduction to Forest Nursery Management