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The National Agricultural Library Digital Repository (NALDR) provides access to primarily historical USDA publications either digitized by NAL or through NAL’s partnerships with other institutions.
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 Spruce budworms handbook: predators of the spruce budworm
USDA. Forest Service.
Agriculture Handbook no. 644 (published in 1985) is one of a series on the spruce budworm, Choristoneura furniferana, the most destructive insect pest in eastern North America. Agriculture Handbook no. 639, Using dendrochronology to measure radial growth of defoliated trees, is another title in the series.
(Added May 2008) |
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 Motor fuels from farm products
United States Department of Agriculture
Miscellaneous Publication no. 327 (published in 1938) presents statistics on the annual production and geographic distribution of various farm crops suitable as raw material for producing compounds for use in motor-fuel blends.
(Added April 2008) |
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Last Modified:
May 1, 2008
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