The main mutant-types induced by EMS were ear visibles, seed visibles, stem visibles, leaf character mutation, fertility mutation and mature period mutation.

EMS诱变产生的主要突变类型有：穗部形态突变、籽粒形态突变、茎秆形态突变、叶片性状突变、育性突变及熟期突变等。

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Glucose and fructose are the main sugars in the previous period of fruit development, and sucrose is the main sugar in mature fruits.

果实发育前期葡萄糖、果糖等还原糖是主要糖，成熟果实中以蔗糖为主。

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The mature period of Wei-You 242 is obviously earlier than that of Wei-You 49, a chief hybridized combination, and that of E-Zao 6, a main variety of early rice.

威优242的生育期比当前生产上的主栽组合品种威优49和鄂早6号明显提早，产量与威优49相近；

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