摘要
为摸清贵州省关岭县鼠种种类及优势种,研究鼠类种群数量变化规律,为大面积灭鼠工作提供科学依据,对贵州省关岭县1984-2009年住宅、稻田和旱地3种生境类型的鼠情调查结果进行了分析。结果表明:关岭县家栖鼠类和农田鼠类主要有7种,黄胸鼠、褐家鼠均为住宅区和农田、旱地耕作区害鼠优势种,分别占总鼠量的67.15%、31.86%和62.78%、26.11%,合计占总鼠数的99.01%和88.89%,是监测和防治的主要对象。住宅区混合鼠种多年平均捕获率为12.70%,明显高于稻田、旱地耕作区平均捕获率2.76%。住宅区混合鼠种每年在5-7月出现1个种群数量高峰,多年平均捕获率均达13%以上,农田区混合鼠种每年在4-9月出现1个种群数量高峰,多年平均捕获率均达3%以上,每年4-5月为防治的关键时期。
The rodent damage of residential area, rice field and dry county from 1984 to 2009 was analyzed to know its species and dominant land habitat types in Guanling species, its change regulation of population quantity for providing a scientific basis to kill rodents. The results showed that there were seven species mainly in Guanling county, and Rattus tanezumi and Rattus norvegicus were the dominant species in residential area and farmland area. Because these species accounted for 99.01% and 88.89% of total rodent number in residential area and farmland area respectively, these species were the main rodent species to be monitored and controlled. The capture rate in residential area and farmland area was 12.07% and 2. 76% respectively. The population quantity peak of mixed rodent species in residential area was between May and July and the annual average captured rate was above 13%. The population quantity peak of mixed rodent species in farmland area was between April and September and the annual average captured rate was above 3%. The key controlling period was between April and May.
出处
《贵州农业科学》
CAS
北大核心
2010年第3期114-118,共5页
Guizhou Agricultural Sciences
关键词
鼠种种类
种群组成
种群动态
关岭
贵州
rodent species
population composition
population trend
Guanling
Guizhou
