Influence of micrometeorological factors on pesticide loss to the air during vine spraying: Data analysis with statistical and fuzzy inference models

Influence of micrometeorological factors on pesticide loss to the air during vine spraying: Data analysis with statistical and fuzzy inference models
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DOI:
10.1016/j.biosystemseng.2008.03.009
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发表时间:
2008-06-01
影响因子:
5.1
通讯作者:
Palagos, Bernard
Palagos, Bernard
中科院分区:
农林科学1区
文献类型:
--
作者:
Gil, Yvan;Sinfort, Carole;Palagos, Bernard

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向上喷雾损失超过葡萄树进行了评估,在一个典型的空气辅助应用程序使用荧光示踪染料和PVC线作为采样器。采用多元线性回归和模糊逻辑推理模型,对微气象条件对精细和极精细两种喷雾质量农药施用量的影响进行了评价。对于精细喷雾应用(体积中值直径tVMD] 134 μ m),多重回归的显著变量是风速、气温和湿球温度下降,决定系数为0.70。对于极细的喷雾应用(VMD 65 μ m),大气稳定性也很重要,决定系数为0.82。喷雾损失也预测使用模糊推理系统,并获得高的决定系数(R-2 = 0.72的细喷雾和0.66的非常细的喷雾)。建立了可解释的规则,用于使用两种喷雾的微气象参数的表征。这两种分析工具都可以与数学建模相结合,以便从简化的现场测试中评估空气污染和喷雾漂移。(c)2008年IAgRE。由爱思唯尔有限公司出版。保留所有权利。
Upward spray losses over vines were assessed during a typical air-assisted application using a fluorescent tracer dye and PVC lines as samplers. Linear multiple regression and fuzzy logic inference models were used to evaluate the effects of micrometeorological conditions on pesticide application for two spray qualities (fine and very fine). For the fine spray application (volume median diameter tVMD] 134 mu m), the significant variables for the multiple regression were wind speed, air temperature and wet bulb temperature depression, with a coefficient of determination of 0.70. For the very fine spray application (VMD 65 mu m), atmospheric stability was also significant, with a coefficient of determination of 0.82. Spray losses were also predicted using fuzzy inference systems, and high coefficients of determination were obtained (R-2 = 0.72 for the fine spray and 0.66 for the very fine spray). interpretable rules were established for the characterisation of micrometeorological parameters using the two sprays. Both analysis tools can be combined with mathematical modelling in order to evaluate air pollution and spray drift from simplified field tests. (c) 2008 IAgrE. Published by Elsevier Ltd. All rights reserved.