与自生油菜(杂草)相关的问题包括杂草的竞争性、难以控制以及通过对油菜纯系的基因混杂造成油菜品质的下降等等。
The associated problems with this weed include its competitiveness, difficulty of control, and the reduction of quality through genetic contamination of pure lines of rapeseed and the like.
综述了利用外源基因导入手段进行棉花纤维品质改良的相关研究进展，旨为棉花分子育种研究提供帮助。
The research progress of cotton fiber quality improvement using exogenous genes was summarized to provide help for cotton molecular breeding.
因此利用基因工程手段克隆育性相关的基因，并加以利用创造理想的棉花雄性不育系类型，可能成为促进杂种优势利用，提高棉花产量和品质的新途径。
Therefore, cloning male fertility-related genes and used to create the ideal male sterile line is a new way of improving the cotton yield and quality by cotton heterosis application.
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