Exogenous Ethylene Inhibits Nodulation of Pisum sativum L. cv Sparkle
Kwang Hoe Lee and Thomas A. LaRue / Department of Soils, Crops and Atmospheric Sciences, Cornell University, Ithaca, New York (K.H.L.); and Boyce Thompson Institute for Plant Research, Ithaca, New York 14853-1801 (T.A.L.)