by Witting-Bissinger, B.E., Orr, D.B., Linker, H.M.
Published in Biological control (01.11.2008)

by Obrycki, J.J., Orr, D.B., Orr, C.J., Wallendorf, M., Flanders, R.V.
Published in Biological control (01.03.1993)

by Philip, M.M, Orr, D.B
Published in Journal of economic entomology (01.04.2008)

by Orr, D.B, Russin, J.S, Boethel, D.J
Published in Canadian entomologist (01.10.1986)

by Vasquez, G.M, Orr, D.B, Baker, J.R
Published in Journal of economic entomology (01.08.2006)

by Rippy, J.F.M, Peet, M.M, Louws, F.J, Nelson, P.V, Orr, D.B, Sorensen, K.A
Published in HortScience (01.04.2004)

by Orr, D.B, Landis, D.A
Published in Journal of economic entomology (01.08.1997)

by Orr, D.B, Boethel, D.J, Jones, W.A
Published in Canadian entomologist (01.01.1985)

by Witting, B.E, Orr, D.B, Linker, H.M
Published in Journal of entomological science (01.10.2007)

by Forehand, L.M, Orr, D.B, Linker, H.M
Published in Journal of economic entomology (01.06.2006)

by Vasquez, G.M, Orr, D.B, Baker, J.R
Published in Journal of economic entomology (01.06.2004)

by Obrycki, John J., Lewis, Les C., Orr, David B.
Published in Biological control (01.09.1997)

by Orr, D.B. (North Carolina State University, Raleigh, NC.), Landis, D.A, Mutch, D.R, Manley, G.V, Stuby, S.A, King, R.L
Published in Environmental entomology (01.04.1997)

by Suh, C.P.C, Orr, D.B, Van Duyn, J.W
Published in Proceedings (1998)

by Hulting, F.L. (General Motors Research Laboratories, Warren, MI), Orr, D.B, Obrycki, J.J
Published in The Florida entomologist (01.12.1990)

by Orr, D.B.
Published in Proceedings 5th Workshop on Hot Topics in Operating Systems (HotOS-V) (1995)

by Orr, D.B. (Iowa State University, Ames, IA)
Published in The Florida entomologist (01.12.1988)

by Orr, D.B. (North Carolina State University, Raleigh, NC.), Pleasants, J.M
Published in Journal of the Kansas Entomological Society (01.04.1996)

by Orr, D.B, Boethel, D.J
Published in Oecologia (01.09.1986)

by Orr D.B, Lewis L.C, Obrycki J.J
Published in Environmental entomology (1994)