Sunday, April 19, 2009

'Natural' nitrogen-fixing bacteria protect soybeans from aphids

Soybean plants interact with many different organisms in the field. Soybean aphids (upper inset) are invasive insect pests of the above ground portion of the plant, while nitrogen-fixing bacteria (lower inset) colonize the roots inside nodules and provide the plant with much needed nitrogen

Photo Credit: Jennifer Dean

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