by Pothier, J.F., Pagani, M.C., Pelludat, C., Ritchie, D.F., Duffy, B.
Published in Journal of microbiological methods (01.07.2011)

by Ritchie, D.F
Published in Plant Health Instructor (2013)

by Boyette, M.D, Ritchie, D.F, Carballo, S.J, Blankenship, S.M, Sanders, D.C
Published in HortTechnology (Alexandria, Va.) (01.10.1993)

by Meyer J.R, Ritchie D.F
Published in AG - North Carolina Agricultural Extension Service (1983)

by Werner D.J, Ritchie D.F
Published in AG - North Carolina Agricultural Extension Service (1982)

by Ritchie, D.F, Hammerschlag, F.A, Werner, D.J
Published in Acta horticulturae (01.04.1993)

by Kousik, C.S. (North Carolina State University, Raleigh, NC.), Sanders, D.C, Ritchie, D.F
Published in HortTechnology (Alexandria, Va.) (01.10.1994)

by Zehr, E.I, Ritchie, D.F, Drake, C.R
Year of Publication 1986

by Ritchie D.F, Sorensen K.A, Meyer J.R, Skroch W.A
Published in AG - North Carolina Agricultural Extension Service (1983)

by Rock G.C, Sorensen K.A, Kolbe M.H, Skroch W.A, Unrath C.R, Clayton C.N, Sutton T.B, Ritchie D.F, Hayne D.W
Published in A.G. - North Carolina State University (1979)

by Romero, A.M, Ritchie, D.F
Published in Phytopathology (01.12.2004)

by Pooler, M.R. (U.S. National Arboretum, Washington, DC.), Ritchie, D.F, Hartung, J.S
Published in Applied and Environmental Microbiology (01.09.1996)

by Ritchie, D.F, Klos, E.J, Yoder, K.S
Published in Plant Disease Reporter (1975)

by Kousik, C.S. (North Carolina State University, Raleigh.), Ritchie, D.F
Published in Phytopathology (01.09.1996)

by Kousik, C.S, Ritchie, D.F
Published in Phytopathology (01.11.1999)

by KOUSIK, C. S, RITCHIE, D. F
Published in Phytopathology (01.12.1996)

by Ritchie D.F, Dittapongpitch V
Published in Plant disease (1991)

by Dittapongpitch, V, Ritchie, D.F
Published in Phytopathology (01.09.1993)

by Ritchie, D.F
Published in Fungicide and nematicide tests : results - American Phytopathological Society (USA) (1986)

by Ritchie, D.F
Published in Proceedings ... annual convention - National Peach Council (USA) (1986)