Unearthing secrets locked deep inside each fistful of soil

The Agriculture Dept's National Soil Tilth Lab in Ames, IA, studies soil composition and ecosystems to help improve crop yields for farmers. The lab has 21 scientists and 6 associates who work on a variety of projects such as studying worms and weeds.

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Bibliographische Detailangaben
Veröffentlicht in:	Smithsonian 1997-03, Vol.27 (12), p.74-74
1. Verfasser:	Wolkomir, Richard
Format:	Magazinearticle
Sprache:	eng
Schlagworte:	Agricultural ecology Analysis Biotic communities Ecosystems Farmers Herbicides Laboratories Remote sensing Scientists Soil biology Soil research Soil scientists Soils Worms
Online-Zugang:	Volltext
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