The solvent content in discharged liquid paraffin (called rich oil) is not more than 5%, so as to ensure the maximum absorption rate.

出来的石蜡液（称作富油）含溶剂量不超过5％，以保证最大的吸收率。

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Niuerdu and Zake cv. had higher GCA effect, their F1 hybrids also had maximum SCA. The two varieties are desirable parents for high oil content breeding.

牛耳朵和渣壳油菜的一般配合力效应较高，其杂交组合的特殊配合力效应值也最大，它们是两个含油率较理想的亲本材料。

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