Poison ivy and poison sumac and their eradication / C.V. Grant and A.A. Hansen.
"Many persons obtain their first acquaintance with poison ivy or its relative, poison sumac, by being painfully poisoned, sometimes as the result of collecting the foliage of these plants for ornamental purposes, despite the fact that it is generally known that contact with them may produce sev...
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| Main Author: | |
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| Other Authors: | |
| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington, D.C. :
U.S. Dept. of Agriculture,
1920.
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| Series: | Farmers' bulletin (United States. Department of Agriculture) ;
no. 1166. |
| Subjects: |