Relationship between Changes in Beechnut Production and Asiatic Black Bears in Northern Japan

Autor: Oka, Teruki, Miura, Shingo, Masaki, Takashi, Suzuki, Wajiro, Osumi, Katsuhiro, Saitoh, Shoichi
Zdroj: The Journal of Wildlife Management, 2004 Oct 01. 68(4), 979-986.
Databáze: JSTOR Journals