岑冠军,黄寿山,肖莉,钟谭卫. ARIMA模型在小菜蛾幼虫种群动态中的应用[J]. 华南农业大学学报, 2008, 29(1): 109-113. DOI: 10.7671/j.issn.1001-411X.2008.01.027
    引用本文: 岑冠军,黄寿山,肖莉,钟谭卫. ARIMA模型在小菜蛾幼虫种群动态中的应用[J]. 华南农业大学学报, 2008, 29(1): 109-113. DOI: 10.7671/j.issn.1001-411X.2008.01.027
    CEN Guan-jun,HUANG Shou-shan,XIAO Li,ZHONG Tan-wei. The Application of ARIMA Model to the Larva''''s Population Dynamic of Plutella xylostella[J]. Journal of South China Agricultural University, 2008, 29(1): 109-113. DOI: 10.7671/j.issn.1001-411X.2008.01.027
    Citation: CEN Guan-jun,HUANG Shou-shan,XIAO Li,ZHONG Tan-wei. The Application of ARIMA Model to the Larva''''s Population Dynamic of Plutella xylostella[J]. Journal of South China Agricultural University, 2008, 29(1): 109-113. DOI: 10.7671/j.issn.1001-411X.2008.01.027

    ARIMA模型在小菜蛾幼虫种群动态中的应用

    The Application of ARIMA Model to the Larva''''s Population Dynamic of Plutella xylostella

    • 摘要: 在定义了害虫种群动态的ARIMA模型后,应用扩展样本自相关函数法(ESACF)和最小信息准则法(MINIC)对ARIMA模型定阶,并按照模型识别、参数估计与检验和模型诊断3个步骤,分别建立了菜心 Brassica parachinensis 和芥兰 Brassica albograbra 上小菜蛾 Plutella xylostella 幼虫种群动态的ARIMA(2,1,3)模型和ARIMA(0,1,5)模型,其预测值误差均方分别为0.213和0.188,拟合后的残差序列为白噪声序列.结果表明在应用ARIMA模型研究害虫种群动态时,采用扩展样本自相关函数法和最小信息准则法定阶能快速寻找到最优的预测模型.

       

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