Invasive forstliche schad-organismen in Nordamerika
| Authors: | Christopher J. Fettig, Horst E. Delb |
| Year: | 2017 |
| Type: | Magazines or Trade Publications |
| Station: | Pacific Southwest Research Station |
| Source: | AFZ DerWald. 9: 19-21 |
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Forest Service
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U.S. Department of Agriculture