by Weltzien H.C
Year of Publication 1981

by Jacobsen, B, Johston, M.R, Weltzien, H.C
Published in Plant disease (01.12.2005)

by Hoffmann, G.M, Nienhaus, F, Schoenbeck, F, Weltzien, H.C, Wilbert, H
Year of Publication 1985

by Hoffmann, G.M, Nienhaus, F, Poehling, H.-M, Schoenbeck, F, Weltzien, H.C, Wilbert, H
Year of Publication 1994

by Stindt A, Weltzien H.C
Published in Erwerbsobstbau (1991)

by Weltzien, Heinrich C.
Published in Agriculture, ecosystems & environment (1989)

by Stindt A, Weltzien H.C
Published in Gesunde Pflanzen (1988)

by Weltzien, H.C
Published in Experimental techniques in plant disease epidemiology / Jurgen Kranz, Joseph Rotem, editors (1988)

by Weltzien H.C
Published in Arab Journal of Plant Protection (1983)

by Weltzien H.C
Year of Publication 1975

by Gent, R, Paul, V, Weltzien, H.C
Published in Aspects of applied biology (1991)

by Winterscheidt H, Minassian V, Weltzien H.C
Published in Gesunde Pflanzen (1990)

by Pyrowolakis, E, Weltzien, H.C
Published in Phytopathologia mediterranea (1974)

by Ketterer N, Weltzien H.C
Published in Internationaal Symposium over Fytofarmacie en Fytiatrie (1987)

by Stindt, A. (Inst. fuer Pflanzenkrankheiten, Bonn (Germany)), Weltzien, H.C
Published in Erwerbsobstbau (1991)

by Heuel B, Weltzien H.C
Published in Internationaal Symposium over Fytofarmacie en Fytiatrie (1982)

by Weltzien, H.C, Trankner, A
Published in Importance of biological agriculture in a world of diminishing resources : proc of the 5th IFOAM Int Scientific Conference at the Univ of Kassel (Germany), Aug 27-30, 1984 / H. Vogtmann, E. Boehncke, I. Fricke, eds (1986)

by Weltzien M, Weltzien H.C
Published in FABIS Newsletter (1980)

by Deymann A, Weltzien H.C
Published in International Symposium over Fytofarmacie en Fytiatvie (1980)

by Weltzien, H.C, Ketterer, N
Published in Phytopathologische Zeitschrift = Journal of phytopathology (01.06.1986)