运用计算机对中国兰花37个品种和37个形态特征性状进行了数量分类研究。
In this paper, 37 varieties and 37 characters of Chinese cymbidium are studied by means of numerical taxonomic methods.
小麦抗寒性涉及到形态、生理、生化及遗传等多方面的因素，是一个复杂的数量性状。
Wheat cold resistance is a complicated quantitative trait which involves morphological, physiological, biological and hereditary elements, etc.
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