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Position: Home > Articles > Preliminary Study on Population Structure of Brambing in Winter Shanxi Forestry Science and Technology 1999 (2) 22-25

燕雀越冬期种群结构的初步研究

作  者:
郎彩琴
单  位:
山西省历山国家级自然保护区
关键词:
燕雀;种群结构;历山
摘  要:
1996 年—1998 年, 在历山国家级自然保护区采用路线调查和猎捕剖检的方法对燕雀迁徙动态和种群结构进行了研究。结果表明: 燕雀每年10 月中旬迁来, 次年5 月中旬迁离。种群年龄组成可以划分为: 幼体组, 占种群总数的4191% ; 亚成体组, 占2573% ; 成体Ⅰ组, 占2255% ; 成体Ⅱ组, 占902% ; 老体组, 占079% 。燕雀个体平均寿命为4 a 左右。
译  名:
Preliminary Study on Population Structure of Brambing in Winter
作  者:
LANG Cai qin (Lishan Nature Reserve,Shanxi Qinshui 048211)
关键词:
Fringilla montifringilla; population structure; Lishan
摘  要:
From 1996 to 1998,the population structure and emigration situation of Brambing(Fringilla montifringilla) in witter was studied in Lishan Nature Reserve.The results showed that the brambling emigration to this area in middle of October and emigration from in middle of April of next year.The population structure was paddled into 5 groups,Which are young group(41 91%),second adult group(25 73%),adult I group (22 55%), adult Ⅱ group (9 02%)and old group(0 79%).The average life span of each single is 4 years

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