Specifically, the amountof bird as environmental indicator, such as Athene noctua, Passer ammodendri, Passer montanus, Caleri-da cristata, Cuculus canorus, and Streptopelia orientalis, were significantly reduced.
Specifically, the amountof bird as environmental indicator, such as Athene noctua, Passer ammodendri, Passer montanus, Caleri-da cristata, Cuculus canorus, and Streptopelia orientalis, were significantly reduced.
环境指示种类纵纹腹小■（Athene noctua）、黑顶麻雀（Passer ammodendri）、树麻雀（Passer montanus）、凤头百灵（Calerida cristata）、大杜鹃（Cuculus canorus）、山斑鸠（Streptopelia orientalis）等种群数量明显减少。