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Issue:
Application of grey Verhulst model in pesticide residues prediction
Pages:
135
-
138
Year:
2014
Issue:
5
Journal:
Journal of Agricultural University of Hebei
Keyword:
Verhulst model
;
Chlorpyrifos
;
prediction
;
pesticide residues
;
Abstract:
介绍了灰色Verhulst模型的原理与检验方法,以毒死蜱在苹果中的残留量作为原始数据序列,利用Matlab编程为实验平台,建立了瓜果蔬菜中农药残留量的Verhulst预测模型,并与负指数模型进行比较.结果表明:所建的Verhulst预测模型具有较高的精度,可以准确的预测出瓜果蔬菜中的农药残留量,为人们的健康饮食提供科学的依据.
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