种群的季节消长 seasonal change in number
Myzus persicae (Sulzer) population dynamics in field were both two-apex curve in 2005 and 2006.
主要研究结果如下:1.2005和2006年的烟蚜田间种群消长均为双峰型曲线。
参考来源 - 鲁南主要烟区烟蚜的发生和综合控制技术的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
种群的数量季节消长主要是繁殖和死亡两因素相互作用的结果。
Reproduction and mortality are two primary factors to affect population quantity dynamic.
温度是影响菱角小萤叶甲种群数量消长的关键因子；
Temperature was the key factor affecting population dynamics of G.
结论基本摸清秀屿港口岸蝇类种群组成及季节消长，对实施蝇类生物控制和开展传染病监测等工作提供了科学依据。
Conclusion The clarified fly species composition and seasonal fluctuation at Xiuyu Port provide scientific references for fly controlling and infectious diseases monitoring.
应用推荐