对蒙古高原上的Oedaleus decorus asiaticus的息地适宜性的时空空间变异分析,使用Maxent和多源遥感数据对蒙古高原的Bei-Bienko进行分析
Fu Wen1,2, Longhui Lu2,3,4, Chaojia Nie2,3
1College of Water Resources Science and Engineering, Taiyuan University of Technology, Taiyuan 030024, China.
Insects
|June 27, 2023
概括
在蒙古高原上对破坏性虫O. decorus asiaticus的监测至关重要. 这项研究使用Maxent建模来绘制息地适合性的地图,揭示了由降雨驱动的变化,特别是在中部地区.
科学领域:
- 生态生态学 生态生态学
- 环境科学 环境科学
- 农业昆虫学 农业昆虫学
背景情况:
- 蒙古高原面临着由于 *O. decorus asiaticus* 爆发而造成的重大农业损害.
- 有效的监测策略至关重要,以减轻这种主要的虫害虫的影响.
研究的目的:
- 评估蒙古高原*O. decorus asiaticus*适合性息地的时空变化.
- 为了确定影响分布的关键环境因素,并预测可居住地区的变化.
主要方法:
- 使用最大 (Maxent) 建模来预测息地的适宜性.
- 使用了多个来源的遥感数据,包括气象,植被,土壤和地形.
- 在2000年代,2010年代和2020年代使用模型输出和可居住性指数计算出可居住面积.
主要成果:
- 马克森特模型表现出高预测精度 (AUC = 0.910).
- 确定的主要环境变量是草地类型 (51.3%),累积降水量 (24.9%),高度 (13.0%),植被覆盖率 (6.6%) 和土地表面温度 (4.2%).
- 蒙古中部高原的息地适宜性在2010年至2020年间从中等增加到高,主要是由于累积降水量的变化.
结论:
- 对 *O. decorus asiaticus* 的息地适合性在适合性较低的地区表现为稳定,但在中部地区增加.
- 加强对瘟疫的区域脆弱性的理解,有助于未来的监测和管理工作.
- 这项研究为针对蒙古高原*O. decorus asiaticus*的有针对性的干预提供了宝贵的见解.
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