AGRIS

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The National Agricultural Library is one of four national libraries of the United States, with locations in Beltsville, Maryland and Washington, D.C. It houses one of the world's largest and most accessible agricultural information collections and serves as the nexus for a national network of state land-grant and U.S. Department of Agriculture field libraries. In fiscal year 2011 (Oct 2010 through Sept 2011) NAL delivered more than 100 million direct customer service transactions.

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Journal Article

期刊文章

Chronology and characteristics of a Douglas-fir beetle [Dendroctonus pseudotsugae] outbreak in northern Idaho [Pseudotsuga menziesii]  [1979]

Furniss, M.M.; McGregor, M.D.; Foiles, M.W.; Partridge, A.D.;

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来自期刊
USDA Forest Service General Technical Report INT (USA)
ISSN : 0363-6186

书目信息

语言:
English
类型:
Maps or Atlases
自何时收录于AGRIS:
1980
期:
59
范围:
19 p.
所有题名:
"Chronology and characteristics of a Douglas-fir beetle [Dendroctonus pseudotsugae] outbreak in northern Idaho [Pseudotsuga menziesii]"@eng
其它:
"ill., map. 26 ref"
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书目信息

语言:
English
类型:
Maps or Atlases
自何时收录于AGRIS:
1980
期:
59
范围:
19 p.
所有题名:
"Chronology and characteristics of a Douglas-fir beetle [Dendroctonus pseudotsugae] outbreak in northern Idaho [Pseudotsuga menziesii]"@eng
其它:
"ill., map. 26 ref"