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1.
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Tree mortality and top - related to defoliation by the Douglass - fir Tussock moth in the blue mountains outbreak / Boyd E. Wickman by
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Portland, Oregon : U.S. Dept. of Agriculture, 1978
Availability: Items available for loan: National Library of India (1)Call number: U.S 582.160973 W 632.

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2.
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Tree mortality and top - related to defoliation by the Douglass - fir Tussock moth in the blue mountains outbreak / Boyd E. Wickman by
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Portland, Oregon : U.S. Dept. of Agriculture, 1978
Availability: Items available for loan: National Library of India (1)Call number: U.S 582.160973 W 632.

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3.
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A case study of a dariglas-fir tussock moth outbreak and stand conditions 10 years later / Boyd E. Wickman by Series: USDA forest service research paper PNW-244
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Washington, D.C. : U.S. Dept. of Agriculture, 1978
Availability: Items available for loan: National Library of India (1)Call number: U.S 200.8996073076795 W 632.

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4.
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Forest insect & disease leaflet : douglas fire tussock moth / Boyd E. Wickman, Richard R. Mason and Galen C. Trostle by
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Washington, D.C. : U. S. Dept. of Agriculture, 1980
Other title:
  • Forest insect and disease leaflet
Availability: Items available for loan: National Library of India (1)Call number: U.S 634.9670973 W 632.

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