by Bush, Edward W, Wilson, Paul, Shepard, Dennis P, McClure, Gloria
Published in HortScience (01.07.2000)

by Bush, Edward W, Owings, Allen D, Shepard, Dennis P, McCrimmon, James N
Published in HortScience (01.07.2000)

by Bush, E.W. (Lousiana State University Agricultural Center, Baton Rouge, LA.), Porter, W.C, Shepard, D.P, McCrimmon, J.N
Published in HortScience (01.07.1998)

by Callahan, Lloyd M, Shepard, Dennis P
Published in Journal of the American Society for Horticultural Science (01.01.1991)

by Parish, Richard L, Bush, Edward W, Shepard, Dennis P
Published in HortTechnology (Alexandria, Va.) (1994)

by Bush, E.W, Shepard, D.P, Wilson, P.W, McCrimmon, J.N
Published in Journal of plant nutrition (1999)