景观的配置调节了树叶砍叶在白树种植园中的存在
Pablo Cavigliasso1,2, Ezequiel González3, Abel Scherf4
1INTA EEA Concordia, Estación Yuqueri s/n, Concordia, Entre Ríos, Argentina.
Scientific reports
|August 12, 2023
概括
叶切 (LCA) 害虫在树种植园中的存在主要是由景观配置预测的. 具有更多类覆盖的异质景观显示较少的LCA,有助于害虫控制策略.
科学领域:
- 生态生态学 生态生态学
- 昆虫学 昆虫学是一门学科.
- 林业林业 林业 林业 林业
背景情况:
- 切叶 (LCAs) 是南美种植园森林的重要害虫.
- 害虫对景观复杂性的反应在全球范围内有所不同,受物种特征和息地的影响.
研究的目的:
- 评估砍叶巢对欧树种植园内的各种空间环境的反应.
- 确定影响LCA存在和丰富性的关键景观因素.
主要方法:
- 在阿根廷研究了30个地点,其中树种植园与成年树,类植物或半自然息地相邻.
- 量化LCA和250米半径内的特征景观组成/配置.
主要成果:
- 在土地使用,接口和农业生态系统中,LCA 的丰度和存在是一致的.
- 巢穴的存在和丰度随着景观周边/面积比率的提高和类覆盖面的增加而减少.
- 景观配置,而不是土地使用类型,是LCA存在的主要预测因素.
结论:
- 不同质的景观和有大量类覆盖的景观对LCA来说不太有利.
- 了解景观植物相互作用对于森林种植园中有效的害虫管理至关重要.
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