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从背包应用程序进行非目标喷雾漂移沉积的评估

Gerrit van Steenbergen¹, Dirk de Hoog¹, Dennis Te Beest²

¹Agrosystems Research, Wageningen University & Research, Wageningen, PO Box 16The Netherlands, 6700 AA.

Integrated environmental assessment and management

|March 12, 2026

概括

减少农药喷漂移至关重要. 结合减少漂移的喷嘴,调整喷嘴高度和屏蔽,可以显著减少目标外沉积,提高农业应用中的环境安全.

科学领域:

农业工程农业工程
环境科学环境科学
农药应用技术技术农药应用技术

背景情况:

非目标农药喷漂移带来了环境风险.
袋喷雾应用需要有效的漂移缓解策略.

研究的目的:

调查减漂喷嘴,喷嘴高度和喷嘴屏蔽对喷雾漂移沉积的影响.
将实地试验结果与欧盟和英国环境风险评估的监管值进行比较.

主要方法:

结合建模和实验实地试验.
在标准化带喷雾场景上对漂移沉积的评估.
测量沉积量与环境风险评估的监管值的比较.

主要成果:

喷嘴高度显著影响了评估条上的沉积.
减少漂移的喷嘴达到或超过其认证的减速级别.
喷嘴屏蔽进一步减少了喷雾漂移.
这三项措施的结合,与参考措施相比,降低了多达99%的存款.

结论:

对于带喷雾场景,获得了现实的漂移沉积值.
这些发现支持对点位或带式农药应用的精细风险评估.
该研究为欧盟和英国的植物保护产品授权程序提供了更高层次的数据.

关键词:

背包喷雾器背包喷雾器风险评估风险评估风险评估喷雾漂移的漂移方式

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