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Application of SCGM(1,1)c Model in Crops Water Requirement Forecast
Author(s): 
Pages: 5-7
Year: Issue:  9
Journal: WATER SAVING IRRIGATION

Keyword:  SCGM(11)c模型作物需水量预报;
Abstract: 作物需水量预报对灌区编制和执行用水计划具有重要作用.以灰色系统理论为基础,建立作物需水量和残差修正序列系统云灰色SCGM(1,1)c模型,通过对模型拟合精度和预报精度的检验,证明满足预报要求,解决了作物需水量数据序列小样本、贫信息的预报问题,为灌区灌溉制度的确定提供了数量指标和理论依据.应用分析表明,该方法用于灌区作物需水预报有效、可行.
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