Gerhard Johann | Researchain

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Featured researches published by Gerhard Johann.

Archive | 1988

Heterocyclic substituted azoles and azines, process for their preparation and their use as an agent with herbicide activity

Michael Ganzer; Wilfried Franke; Gabrielle Dr. Dorfmeister; Gerhard Johann; Friedrich Arndt; Richard Rees

Archive | 1990

Substituted 1,2,4-triazolo-[4,3-a]pyridines, and substituted N'-(2-pyridyl)-hydrazones, and their use as herbicides

Jens Dr. Geissler; Helga Franke; Alfred Angermann; Guenter Hoemberger; Gerhard Johann; Juergen Bohner; Ruediger Dr. Mertens; Richard Dr. Rees

Archive | 1990

Substituted alfa pyrimidinyloxy carboxylic acid derivatives, process for their preparation and their use as an agent with herbicidal, fungicidal and plantgrowth regulating activity

Peter Wegner; Christoph Harde; Erhard Nordhoff; Anita Kruger; Gabriele Kruger; Gerhard Tarara; Nikolaus Heinrich; Richard Rees; Gerhard Johann; Clemens Kotter

Archive | 1992

Herbicidal dimethoxy pyrimidinyloxy-fluorinated acids and salts

Christoph Harde; Erhard Nordhoff; Anita Kruger; Gabriele Kruger; Gerhard Tarara; Peter Wegner; Nikolaus Heinrich; Clemens Kotter; Gerhard Johann; Richard Rees

Archive | 1989

1-chloropyrimidinyl-1H-1,2,4-triazole-3-sulphonamides as herbicides

Peter Wegner; Martin Krüger; Gerhard Johann; Reinhart Dr Rusch; Richard Rees; John Dr Head; Graham Dr Rowson

Archive | 1992

Substituted pyrazolypyrazoles and their use as herbicides

Uwe Hartfiel; Gabriele Dorfmeister; Helga Franke; Jens Geisler; Gerhard Johann; Richard Rees

Archive | 1991

Substituted beta-pyrimidinyloxy-(thio)- and beta-triazinyloxy(thio)-cycloalkanecarboxylic acid derivatives, processes for their preparation, and their use as herbicides, fungicides and plant growth regulators

Christoph Harde; Erhard Nordhoff; Anita Kruger; Gabriele Kruger; Gerhard Tarara; Peter Wegner; Nikolaus Heinrich; Clemens Kotter; Gerhard Johann; Richard Rees

Archive | 1990

Substituted pyrimidinyloxy-(thio)-and triazinyloxy-(thio)acrylic acid derivatives, process for their preparation and their use as an agent with herbicidic, fungicidic and plantgrowth regulating activity

Christoph Harde; Erhard Nordhoff; Anita Dr Krueger; Gabriele Dr Krueger; Gerhard Tarara; Peter Wegner; Nikolaus Heinrich; Richard Dr. Rees; Gerhard Johann; Clemens Koetter

Archive | 1991