Inoculants (rhizobia) are typically not needed in fields where soybeans have been recently grown. If a soybean crop has not been produced for three to four years previously in the field, an inoculant may help to ensure adequate nodulation. In these cases, apply the inoculant at planting.
These resources are brought to you by the Cooperative Extension System and your Local Institution
Welcome
eXtension is an interactive learning environment delivering the best, most researched knowledge from the smartest land-grant university minds across America.
Have a question? Try asking one of our Experts
When do I need to apply an inoculant to my soybean crop?
Last Updated: November 03, 2008
Have a specific question? Try asking one of our Experts
Unlike most other resources on the web, we have experts from Universities around the country ready to answer your questions.
