本文着重介绍了几种植物基因启动子的克隆方法，分析了它们的优缺点，并展望了今后的研究前景。
Some ways of cloning plant gene promoters were introduced, meanwhile the limitation of these ways was introduced and their developing prospect was also discussed in this paper.
文章综述了特异性启动子的结构、类型、研究方法及在植物基因工程研究中的应用进展和发展前景。
The strategy has been widely used in diverse aspects of plant gene engineering, such as quality improvement, resistance breeding and bioreactor.
启动子是植物基因工程中一个重要的研究对象，文章简述了启动子的定义、分类和启动子的研究策略。
As the promoter is an important research object in the plant genetic engineering, the article sketches its definition, classification and research tactics.
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