Passerine bird abundance
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资源简介：
The avifauna is monitored with special emphasis on passerine birds representing the highest trophic level. Weekly counts of birds are carried out at 13 census points during the entire season. Other bird observations are recorded ad-hoc during the entire field season. For further details, please refer to the newest BioBasis manual available at the website.
创建时间：
2024-08-21
