Dr. John Hacskaylo spraying Scotch pine with "Greenzit" to prevent yellowing.
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Date
2008-08
Journal Title
Journal ISSN
Volume Title
Publisher
Ohio Agricultural Research and Development Center
Abstract
Description
Dr. John Hacskaylo spraying Scotch pine with "Greenzit" to prevent yellowing. Summer tour, Ohio Christmas Tree Growers Council. Item #5818