【作者】 吕士成； 陈浩； 顾明干；

【Author】 L(u|¨) Shicheng Chen Hao Gu Minggan Yancheng national nature reserve Jiangsu, 224333 Sheyang forestry farm .Jiangsu, 224333

【机构】 江苏盐城国家级自然保护区； 江苏省射阳林场；

【摘要】 江苏省射阳林场属盐城国家级自然保护区缓冲区范围,经调查,水杉林面积为29.3ha 内统计到牛背鹭、池鹭、夜露、中白鹭、白鹭5种鸟集群营巢达11996.8个,高密度区域每棵水杉营巢数为3个,巢位距地面高度因树的高度而异,分别为90-100cm、110-125cm、130-140cm。外围优越的生态环境为其高密度集群营巢创造了有利条件。更多还原

【Abstract】 Sheyang forestry farm ,located in the buffer zone of Yancheng national nature reserve .According to our survey: the area of metasequoia woodland is 29.3ha, the number of group nesting of Aedea ibis, Ardeola bacchus, Nycticorax nycticorax, Ardea intermedia and Egrtta garzetta reaches to 11996.8,every metasequoia tree have3 nests in high density area, the distance from nest location to ground is changed by tree’s height, respectively including: 90-100cm,110-125cm, 130-140cm.Good environment provides favorable condition for group nesting in high density.更多还原