远缘杂交就是不同种间属间甚至亲缘关系更远的物种之间的杂交。远缘杂交在育种上的意义主要是：研究物种演化，创造新物种、改良旧物种、创造和利用杂种优势。
Sugarcane distant hybridization was a foundation work for genetic improvement as parents.
甘蔗远缘杂交是开发利用甘蔗野生种质资源,创造新种质,拓宽栽培种遗传基础,选育具有突破性的优良品种或优良亲本的基础性工作。
参考来源 - 利用基因芯片筛选甘蔗育性相关基因The distant crossing is an effective means to increase genetic variation in the hybrid progeny.
远缘杂交能有效的增加杂交后代的遗传变异,通过这种方法还能获得不同倍性的后代,包括杂交四倍体、杂交三倍体和雌核发育二倍体后代。
参考来源 - 多倍体鲫鲂的形成及其生物学特征研究The study on interspecific hybridization and intergneric hybridization in large scale of wild orchids in Hainan were involved with 34 genus and 70 species of wild orchids in Hainan existing and some hybrids were obtained.
对海南野生兰花进行大范围属、种间远缘杂交,涉及了海南现有兰科植物的34个属70个种,并获得部分远缘杂交种。
参考来源 - 基于远缘杂交技术的海南野生兰花种质创新研究·2,447,543篇论文数据，部分数据来源于NoteExpress
植物远缘杂交是作物育种中广泛应用的技术。
Wide hybridization is a most widely used technique in crop breeding programs.
本文首次报告了甜菜远缘杂交胚珠培养的结果。
This paper reported the first results of ovule culture in beet wide hybridization.
种间及属间的远缘杂交仍是兰花育种的主要手段；
The distant hybridization of inter-genera and inter-genera is still the main way of breeding.
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