Douglas-fir tussock moth handbook : how to use pheromone traps to determine outbreak potential /
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| Format: | Government Document Book |
| Language: | English |
| Series: | Agriculture handbook (United States. Department of Agriculture) ;
no. 546. |
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| Item Description: | Combined forest pest research and development program. Issued June 1979. |
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| Physical Description: | 11 pages : illustrations ; 24 cm. |
| Bibliography: | Bibliography: page 11. |