Data provider:

Icon data provider

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.

Journal Article

Journal article

Use of nitrogen-fixing plants to improve and maintain productivity of forest soils  [1979]

Haines, S.G.; DeBell, D.S.;

Access the full text


From the journal

Reprints - United States, Forest Service