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对其可靠性和精度进行了分析和检验，根据生产力等级相似性和差异显著性原理，进行了栽培区划，给出各栽培区、亚区的水热特征临界值指标。
According to the grade similarity and significance of difference of the productivity, we make cot the planting district of Picea Kdreainsis, and give out the hydro-thermal index.
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