Literaturrecherche

Literatur Hamscher G, Sczesny S, Höper H, Nau H (2001) Tetracycline and chlortetracycline residues in soil fertilized with liquid manure. Landbauforsch Völkenrode SH 226:27-31

Literatur Boxall ABA, Kay P, Blackwell PA (2001) Assessing the environmental fate and effects of veterinary medicines. Landbauforsch Völkenrode SH 226:33-35

Literatur Whitmore A (2001) Impacts of livestock on soil. Landbauforsch Völkenrode SH 226:39-41

Literatur Ellenberg H (2001) Ecological alterations in biocenoses due to nitrogen. Landbauforsch Völkenrode SH 226:43-45

Literatur Iversen M (2001) Livestock farming and the environment : impact on man. Landbauforsch Völkenrode SH 226:47-49

Literatur Hartung J, Hinz T, Rönnpagel B, Wathes CM (eds) (2001) Livestock farming and the environment : proceedings of workshop 4 on sustainable animal production, held at Hannover, September 28, 2000. Braunschweig: FAL, 66 p, Landbauforsch Völkenrode SH 226