by Newman, S.E, Roll, M.J, Harkrader, R.J
Published in HortScience (01.07.1999)

by Newman, Steven E, Roll, Michael J, Harkrader, Ronald J
Published in HortScience (01.06.1999)

by Roll, Michael J, Newman, Steven E, Harkrader, Ronald J
Published in HortScience (01.06.1997)

by Newman, Steven E, Roll, Michael J, Harkrader, Ronald J
Published in HortScience (01.08.1996)

by Cuomo, Arlette S, Newman, Steven E, Nassar, Hassan H, Harkrader, Ronald J
Published in HortScience (01.08.1996)

by HARKRADER, RONALD, J, MEYER, DONALD, L
Year of Publication 16.10.2004

by DONALD L. MEYER, RONALD J. HARKRADER
Year of Publication 30.06.2004

by HARKRADER, RONALD, J, MEYER, DONALD, L
Year of Publication 15.02.2004

by HARKRADER, RONALD, J, MEYER, DONALD, L
Year of Publication 28.01.2004

by HARKRADER, RONALD, J, MEYER, DONALD, L
Year of Publication 13.02.2002

by HARKRADER RONALD J, MEYER DONALD L
Year of Publication 21.08.2001

by HARKRADER, RONALD, J, MEYER, DONALD, L
Year of Publication 09.06.1999

by DONALD L. MEYER, RONALD J. HARKRADER
Year of Publication 11.05.1998

by DONALD L. MEYER, RONALD J. HARKRADER
Year of Publication 26.11.1997

by MEYER, DONALD L, HARKRADER, RONALD J
Year of Publication 13.11.1997

by HARKRADER, RONALD, J, MEYER, DONALD, L
Year of Publication 13.11.1997

by Jackson, R C, Harkrader, R J
Published in Biochemical pharmacology (01.02.1981)

by SOUTHARD, G. LEE, HARKRADER, RONALD J
Year of Publication 15.06.1993

by JONES; RICHARD R, HARKRADER; RONALD J
Year of Publication 28.07.1992

by G. LEE SOUTHARD, RONALD J. HARKRADER
Year of Publication 04.06.1992