Effects of defoliation, girdling, and severing of sugar maple trees on root starch and sugar levels /
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| Format: | Government Document Book |
| Language: | English |
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Upper Darby, Pa. :
U.S. Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station,
1974
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| Series: | USDA Forest Service research paper NE ; 306
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| Item Description: | Cover title |
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| Physical Description: | 4 p. ; 27 cm |
| Bibliography: | Bibliography: p. 4 |