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本文根据统计学原理，提出了小麦品种品质鉴定和评比的基本原理，推导出了评分方法和公式，划分了品种品质的亚性状及加权系数，制订了小麦品种品质分级标准。该原理和方法可适用于所有粮食作物的品质鉴评活动，在其它作物评优中也具有参考价值。
Based on the principle of statistics, this paper presents the basic principles of quality appraisal and appraisal of wheat cultivars, deduces the scoring method and formula, divides the sub-traits and weighting factors of the quality of cultivars, and establishes the quality classification standards of wheat cultivars. This principle and method can be applied to the quality evaluation of all food crops and also has reference value in other crop evaluation.