by Schumann, G.L.
Published in Plant Health Instructor (2013)

by Schumann, G.L.
Published in Annual review of phytopathology (01.09.2003)

by Schumann, G.L., Clarke, B.B., Rowley, L.V., Burpee, L.L.
Published in Crop protection (01.05.1994)

by Schumann, G.L.
Published in The Plant Health Instructor (2002)

by Schumann, G.L.
Published in The Plant Health Instructor (2002)

by Uddin, W, Viji, G, Schumann, G.L, Boyd, S.H
Published in Plant disease (01.07.2003)

by Schumann, G.L, Jackson, N
Published in Plant disease (01.11.1999)

by Schumann, G.L, D'Arcy, C.J
Published in Plant disease (01.06.1999)

by Schumann, G.L, Wilkinson, H.T
Published in Agronomy (1992)

by Schumann, G.L
Published in Plant disease (01.09.1987)

by Schumann, G.L. (University of Massachusetts, Amherst.)
Published in Turf grass trends (01.06.1997)

by Schumann, G.L., Soares, H., Holden, C.M., Switzenbaum, M.S.
Published in Environmental technology (01.03.1993)

by Schumann, G.L, Tingey, W.M, Thurston, H.D
Published in American potato journal (01.05.1980)

by Horst R.K, Kawamoto S.O, Schumann G.L, Dietert M.F
Published in Scientia Horticulturae (1983)

by Schumann G.L, Thurston H.D, Horst R.K, Kawamoto S.O, Nemoto G.I
Published in Phytopathology (1978)

by Horst, R.K., Kawamoto, S.O., Schumann, G.L., Dietert, M.F.
Published in Scientia horticulturae (01.01.1983)

by Tainter, F.H. (Clemson University, Clemson, SC.), Schumann, G.L, Evans, T.A
Published in Journal of natural resources and life sciences education (1995)

by Schumann, G.L, Clarke, B.B, Rowley, L.V, Burpee, L.L. (Department of Plant Pathology, University of Massachusetts, Amherst, MA 01003 (USA))
Published in Crop Protection (United Kingdom) (1994)