Transactions of the Illinois State Academy of Science
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... Rhykerd Phaseolus vulgaris L. Population Density Affects Intercropped Ipomoea batatas (L.) Lam 13 Rhykerd, Robert L., Ekpo M. Ossom, Czeslaw Nowak, and Charles L. Rhykerd Forming Partnerships With Overseas Colleagues 25 Botany ...