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Dive into the research topics where Ingomar Krehan is active.

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Featured researches published by Ingomar Krehan.


Archive | 1983

Baits for combating vermin

Alfred Elbert; Wolfgang Behrenz; Ingomar Krehan


Archive | 1990

Agent against keratin pests

Johannes Haas; Hans-detlef Matthaei; Ingomar Krehan


Archive | 1980

Combating insects with N-(substituted-phenyl)-N-(2-chloro-6-fluoro-benzoyl)-ureas

Wilhelm Sirrenberg; Erich Klauke; Albrecht Marhold; Ingeborg Hammann; Wilhelm Stendel; Ingomar Krehan


Archive | 1979

Combating pests with N-(4-substituted-phenyl)-N'-(2-substituted-benzoyl)-thioureas

Wilhelm Sirrenberg; Erich Klauke; Ingeborg Hammann; Ingomar Krehan; Peter Kraus; Wilhelm Stendel


Archive | 1981

SUBSTITUTED BENZOYL(THIO) UREAS, PROCESSES FOR THEIR PRODUCTION AND THEIR USE AS PESTICIDES

Wilhelm Sirrenberg; Albrecht Marhold; Ingeborg Hammann; Ingomar Krehan; Wilhelm Stendel


Archive | 1983

Ant baits, process for their preparation and their use

Ingomar Krehan; Otto Telle; Wolfgang Behrenz


Archive | 1979

Substituted n-phenyl-n'-benzoyl-thioureas, their preparation and their use as pesticides

Wilhelm Sirrenberg; Erich Klauke; Ingeborg Hammann; Ingomar Krehan; Peter Kraus; Wilhelm Stendel


Archive | 1987

Benzoyl (thio) ureas

Wilhelm Sirrenberg; Benedikt Becker; Wolfgang Behrenz; Ingomar Krehan; Wilhelm Stendel


Archive | 1980

Combating pests with substituted 3,6-diphenyl-3,4-dihydro-2H-1,3,5-oxadiazine-2,4-diones

Wilhelm Sirrenberg; Erich Klauke; Ingeborg Hammann; Ingomar Krehan; Wilhelm Stendel


Archive | 1979

N-PHENYL-N'(2-CHLORO-6-FLUORO-BENZOYL) UREA, PREPARATION THEREOF AND USE THEREOF AS INSECTICIDES

Wilhelm Sirrenberg; Erich Klauke; Albrecht Marhold; Ingeborg Hammann; Wilhelm Stendel; Ingomar Krehan

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