Literaturrecherche

Literatur Marx G (2001) Habituation to acoustic environmental changes in two lines of domestic chicken. Adv Ethol 36: 212

Literatur Mair J, Marx G, Mennicken L, Petersen J (2001) Analysis of vocalisation in chicken flocks in the early light-off phase. Adv Ethol 36: 210

Literatur Siegel V, Nicol S (2000) Population parameters. In: Everson I (ed) Krill : biology, ecology and fisheries. Oxford: Blackwell, pp 103-149

Literatur Jagnow G (1991) Microbial interactions in the cereal rhizosphere. In: Firbank LG, Carter N, Darbyshire JF, Ports GR (eds) The ecology of temperate cereal fields. Oxford: Blackwell, pp 113-137