用腹接取代劈接和切接作为果树高接更新品种的方法对于克服缺铁失绿症、促进更新品种生长具有重要意义。
It is important to replace cleft grafting and cutting grafting with belly grafting as a method of top working to correct chlorosis and improve growth of new cultivar.
果树缺铁失绿症这一世界性的世纪难题，是人们一直以来关注的问题。
Fruit trees' iron deficiency is a worldwide problem and a global question that attracting many people's attention.
为了寻找一条有效而经济的矫正果树缺铁失绿症的途径，研究者进行了大量的研究工作，但到目前为止仍没有一个得到广泛认可的有效方法。
In order to search an effective and economic approach, researchers have done much research job, but by now, they haven't found a recognized and effective way to deal with this problem .
为了寻找一条有效而经济的矫正果树缺铁失绿症的途径，研究者进行了大量的研究工作，但到目前为止仍没有一个得到广泛认可的有效方法。
In order to search an effective and economic approach, researchers have done much research job, but by now, they haven't found a recognized and effective way to deal with this problem .
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