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christopher j fettig
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Nantucket pine tip moth phenology and timing of insecticide spray applications in seven southeastern states
Christopher J. Fettig · U.S. Dept. of Agriculture, Forest Service, Southern Research Station
21 sayfa · 2000
Control / Nantucket pine moth / Pine / Diseases and pests / Nantucket pine tip moth
Sampling methods for forest and shade tree insects of North America
Christopher J. Fettig · U.S. Dept. of Agriculture, Forest Service, Forest Health Technology Enterprise Team
273 sayfa · 2001
Sampling / Forest insects / Trees / Shade trees / Estimates
Ecology and management of moist mixed-conifer forests in Eastern Oregon and Washington
Peter Stine, Paul Hessburg, Thomas Spies, Marc Kramer, Christopher J. Fettig, Andrew Hansen, John Lehmkuhl, Kevin O'Hara, Karl Polivka, Peter Singleton, Susan Charnley, · United States Deptartment of Agriculture, Forest Service, Pacific Northwest Research Station