fiber optic color mark photo sensors

The movements of four species of breeding waterbirds were studied using color marking, ra- dio-tracking, and satellite-tracking at Qinghai Lake between April and September, 2006.

2006年4-9月,采用彩色标记、无线电遥测和卫星跟踪等方法,对青海湖四种繁殖水鸟斑头雁(Anser in-dicus)、棕头鸥(Larus brunnicephalus)、渔鸥(L。