Objective To determine the density fluctuation and population composition of mosquitoes in Anhui,providing scientific evidence for further development of control and prevention strategies.
目的了解安徽省蚊虫密度消长及种群构成,为制定蚊虫防制措施提供科学依据。
参考来源 - 安徽省蚊虫密度消长及种群构成研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Finally, the energy density fluctuation is discussed.
最后，还讨论了辐射场的能密度起伏。
Then the expression, consisting of the outer scale, the thickness of the irregular slab and the RMS electron density fluctuation, can be got further.
得到谱指数和不规则体的漂移速度后，可以进一步得到由外尺度、电子密度均方起伏和不规则体厚度三个参数组成的表达式的值。
Methods The night trapping method was used to systemically monitor the species composition and seasonal density fluctuation of rodents at Daxie port from Jan. 2006 to Dec. 2010.
方法从2006—2010年，采用夹夜法对大榭口岸的鼠类种群的构成、密度、季节消长情况进行了调查。
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