美国甘蔗亲本在国内甘蔗高糖育种上的应用分析

Application Analysis of American Sugarcane Varieties in Domestic Sugarcane Breeding for High Sugar Content

甘蔗是世界上最重要的糖料作物之一,高糖育种是甘蔗育种的主要目标,我国甘蔗产业可持续发展的关键在于优良品种的培育和推广应用。本文以1952年以来,我国已审(鉴)定、登记或有一定推广面积且对我国甘蔗产业发展具有一定作用的352个甘蔗品种为材料,分析其亲本构成,并统计由美国品种直接或间接作为亲本育成甘蔗品种的数目及美国品种作为亲本的使用情况,分析美国品种的来源、分布与特点,总结美国甘蔗亲本对我国甘蔗高糖育种的贡献,以期为甘蔗产业发展提供有益参考。

Sugarcane is a vital sugar crop globally,with the primary breeding objective for increasing sugar content.In China,the sustainable development of the sugarcane industry relies on the cultivation,popularization,and application of superior varieties.352 sugarcane varieties which have been registered,evaluated or have a certain promotion area and played a significant role in the industry􀆳s development in China since 1952 were investigated in this paper.Their parent composition,the number of sugarcane varieties developed using American varieties as parents directly or indirectly,the usage of American varieties as parents,and the source,distribution and characteristics of American varieties were analyzed.We also assessed the contribution of American sugarcane parents to the breeding for high-sugar content in China.It aims to provide valuable insights for the sugarcane industry􀆳s advancement in China.