Article
The genetic diversity of rhizobia associated with Dalea purpurea Vent. in fragmented grasslands of west-central Minnesota.
Canadian journal of microbiology - 1 Mar 2007
Mártir M C, Tlusty B, van Berkum P, Graham P H
Abstract excerpt
The increase in human population and the spread of agriculture over the past 150 years have transformed the landscape in west-central Minnesota into a mosaic of agricultural fields and urban land, leaving only remnants of the once dominant prairie ecosystem. Limited natural habitat in this fragme...
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