S. Sterly / David Baldock / Janet Dwyer / Kaley Hart / C. Short / Colas Chervier / Thomas Dax / Emil Erjavec / Luka Juvančič / Karlheinz W. Knickel / Franco Mantino / Anne Maréchal / Thilo Nigmann / Nico Polman / Argo Peepson / Jaroslav Prazan / Ilona Rac / Francesco Vanni

OCLC:1039632665

Karlheinz W. Knickel

STANFORD:36105034207238

Agricultural development projects

Janet Dwyer / Allan E. Buckwell / Henrietta Menadue / Kaley Hart / Karlheinz W. Knickel / Brian W. Ilbery / Katarina Kubinakova / Francesco Mantino / Emil Erjavec

OCLC:814214196

Karlheinz W. Knickel / Janet Dwyer / David Baldock / K. Hülemeyer / Thomas Dax / Judith Westerink / A. Peepson / Ilona Rac / C. Short / Nico Polman / Floor Brouwer

OCLC:1028592522

Karlheinz W. Knickel

OCLC:28480249

Agricultural development projects

Karlheinz W. Knickel

OCLC:174008190

Karlheinz W. Knickel

STANFORD:36105034207238

Agricultural development projects