By Longer D.E.   Oosterhuis D.M.   in Environmental and Experimental Botany

ISSN:0098-8472|41|1|67-73

Elsevier‎(1999)‎

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By Brye K. R.   Cordell M. L.   Longer D. E.   Gbur E. E   in Journal of Sustainable Agriculture

ISSN:1044-0046|29|2|121-150

Haworth Press‎(2007)‎

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By Cordell M. L.   Brye K. R.   Longer D. E.   Gbur E. E   in Journal of Sustainable Agriculture

ISSN:1044-0046|29|2|97-120

Haworth Press‎(2007)‎

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