作为对大豆胆汁 (Diptera:Cecidomyiidae) 的文化控制策略,丘陵化是一种策略
Anthony Justin McMechan1, Joana Schroeder de Souza1, Natasha Umezu1
1Department of Entomology, University of Nebraska-Lincoln, NE 68583, USA.
Journal of economic entomology
|October 25, 2023
概括
通过覆盖植物裂,山上大豆植物显著减少了大豆胆汁 (Resseliella maxima) 的感染和伤害. 这种管理策略也导致大豆产量显著增加.
科学领域:
- 农业昆虫学 农业昆虫学
- 植物病理学 植物病理学
- 农作物科学 农作物科学
背景情况:
- 大豆胆汁 (Resseliella maxima) 是一种新兴的害虫,对美国中西部的大豆作物造成了重大破坏.
- 感染通过大豆植物底部的裂发生,通常在骨髓节下方或在土壤表面3-5厘米之内,从V2生长阶段开始.
研究的目的:
- 评估作为对抗大豆胆汁虫的管理策略的山的有效性.
- 确定植物裂在大豆胆汁虫感染和随后的植物损伤中的作用.
主要方法:
- 实地研究在2021年生长季期间在内布拉斯加州中东部的三个不同地点进行.
- 倾斜 (在V2-V3阶段移动土壤以覆盖植物基地) 与标准的不倾斜实践进行了比较.
主要成果:
- 与无处理相比,处理显示出感染植物的频率和每个植物的幼虫数量显著减少.
- 在山丘地块上,植物损害明显较低,与大豆产量显著增加相关.
- 这项研究证实了植物裂对R.maxima感染的重要性.
结论:
- 斜坡有效地减少了大豆胆汁虫的侵袭和相关的植物损害,通过掩盖关键的入口点 (裂).
- 登山是一种可行的和有效的管理策略,用于控制大豆胆汁和提高作物产量.
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