selected crossing breeding 杂交选育
improvement and crossing breeding 改进杂交
breeding by crossing 杂亲育种
breeding crossing 杂交育种法
同义词： hybridization hybridisation crossbreeding crossing cross interbreeding hybridizing
以上来源于: WordNet
Responses of main characters of upland cotton to mass selection-mass crossing breeding system were studied.
研究了陆地棉主要性状对混选—混交育种体系的响应。
The concept and classification of crop resistance to diseases and pests and the breeding ways including crossing breeding and modern biotechnology application were introduced.
综述了农作物抗病虫性的概念和分类，以及抗病虫育种的途径，包括常规育种和应用生物技术育种的方法。
Various approaches have been used to improve the performance of adapted indigenous stock, including cross-breeding and upgrading through back-crossing with improved breeds, and within-line selection.
已有多种方法被用于提高地方良种的性能，包括杂交育种，以及通过与良种的回交和品系内选育进行的品种改良。
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