by Omulo, Godfrey, Daum, Thomas, Köller, Karlheinz, Birner, Regina
Published in Land use policy (01.01.2024)

by Köller, Karlheinz, Linke, Christian
Year of Publication 2001

by Omulo, Godfrey, Birner, Regina, Köller, Karlheinz, Simunji, Simunji, Daum, Thomas
Published in Soil & tillage research (01.07.2022)

by Omulo, Godfrey, Daum, Thomas, Köller, Karlheinz, Birner, Regina
Published in Development in practice (03.04.2022)

by Köller, Karlheinz
Year of Publication 1993

by Buchner, Werner, Köller, Karlheinz
Year of Publication 1990

Published in Soil Tillage in Agroecosystems (2002)

by Rump, Bernhard, Koller, Karlheinz
Published in Resource (01.10.1999)

by KOLLER, KARLHEINZ, PROF, MULLER, JOACHIM
Year of Publication 01.11.2004

by BUEYUEKTAS KEVNI,KOLLER KLAUS,MUELLER KARLHEINZ
Year of Publication 18.07.2007

by KOELLER, KARLHEINZ, PROF, MUELLER, JOACHIM
Year of Publication 18.03.1998

by GEIGER RALF,SPORER THOMAS,BRANDENBURG KARLHEINZ,HERRE JUERGEN,KOLLER JUERGEN,SCHULLER GERALD
Year of Publication 15.08.2007

by GEIGER RALF,SPORER THOMAS,BRANDENBURG KARLHEINZ,HERRE JUERGEN,KOLLER JUERGEN,DEGUARA JOACHIM
Year of Publication 31.05.2006