Nitrogen status of corn after alfalfa in 29 Iowa fields
El-Hout, N.M. (Iowa State University, Ames, IA), Blackmer, A.M
Published in Journal of soil and water conservation (01.01.1990)
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Published in Journal of soil and water conservation (01.01.1990)
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Associations between nitrogen harvest index and yield characteristics of oats
Kairudin, N.M. (Iowa State Univ., Ames, IA (USA). Dept. of Agronomy), Frey, K.J
Published in Euphytica (01.04.1990)
Published in Euphytica (01.04.1990)
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Journal Article