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The effects of various combinations of nitrogen, phosphorus, and potassium on paper birch seedling growth
Content Provider | Internet Archive |
---|---|
Author | Bjorkbom, John C. Northeastern Forest Experiment Station (Radnor, Pa.) United States. Forest Service |
Organization | U.S. Department of Agriculture, National Agricultural Library |
Language | English |
Publisher | Upper Darby, PA : Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station |
Publisher Date | 1973-01-01 |
Access Restriction | Open |
Subject Keyword | Paper birch Nutrition Trees Seedlings |
Content Type | Text |
Resource Type | Book |