by Westerlund, F.V
Published in Proceedings of the NASA [National Aeronautics & Space Adm] Earth Resources Survey Symposium (1975)

by Westerlund, F.V, Campbell, R.N, Grogan, R.G
Published in Phytopathology (USA) (01.06.1978)

by Westerlund, F.V. Jr, Campbell, R.N, Kimble, K.A
Published in Phytopathology (1974)

by Campbell, R. N.
Published in Phytopathology (1980)

by Misaghi I.J, Grogan R.G, Westerlund F.V
Published in Plant disease (1981)

by Westerlund F.V, Campbell R.N, Grogan R.G, Duniway J.M
Published in Phytopathology (1978)