Relative Selenium Contents of Crops
in Relation to Animal Requirements

Legend:
	Most grains and forages low or very low in selenium
	Most grains and forages adequate to high in selenium
	Variable levels of selenium—low and adequate
	Local spots where some plants have excess selenium

Adapted from map prepared by Dr. W.H. allaway and co-workers, USDA.


Return to: Importance of Selenium

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23 September 2000