贵州马铃薯高光效品种资源筛选  

Screening of Potato Varieties with High Photosynthetic Efficiency in Guizhou Province

作　　者：尹旺 罗小波 卢扬[1] 陈明俊 刘泽莉 童安毕[1] 曹贞菊 陈恩发 李飞[1] YIN Wang;LUO Xiao-bo;LU Yang;CHEN Ming-jun;LIU Ze-li;TONG An-bi;CAO Zhen-ju;CHEN En-fa;LI Fei(Institute of Biotechnology,Guizhou Academy of Agricultural Sciences,Guizhou Guiyang 550006,China)

机构地区：[1]贵州省农业科学院生物技术研究所,贵州贵阳550006

出　　处：《西南农业学报》2020年第10期2184-2189,共6页Southwest China Journal of Agricultural Sciences

基　　金：国家重点研发计划课题“优质多抗适应性强马铃薯新品种培育”[2017YFD0101905];贵州省科技计划课题“马铃薯主食化加工关键共性技术研究及产业化开发”[黔科合重大专项字(2014)6016-1];贵州省农业科学院青年基金项目“聚合低温糖化抗性和晚疫病抗性加工型马铃薯材料筛选和鉴定”[黔农科院青年基金(2018)70];贵州省科研机构服务企业行动计划项目“马铃薯产业化集成技术服务威宁县马铃薯产业科技示范园区”[黔科合服企(2015)4005]。

摘　　要：【目的】为推动贵州省马铃薯高光效育种进程,加大贵州省马铃薯生产竞争力。【方法】对全国73个马铃薯品种在贵州省威宁县自然弱光环境下的光合及产量指标测定。【结果】不同马铃薯品种间光合能力差异明显,马铃薯净光合速率与其块茎商品薯率呈极显著正相关。【结论】筛选出青薯9号、威芋5号等18个品种适宜贵州省高光效育种亲本。【Objective】The objective of the paper is to promote breeding process of potato varieties with high photosynthetic efficiency,and to accelerate competitiveness of potato production in Guizhou province.【Method】The photosynthetic and yield indexes of 73 potato varieties are determined under natural weak light environment in Weining county of Guizhou province.【Result】There was a significant difference in photosynthetic capacity among different potato varieties.The net photosynthetic rate of potato was very significantly and positively correlated with commodity rate of its tuber.【Conclusion】18 potato varieties including Qingshu 9,Weiyu 5,etc.are screened out which is used as parents for breeding of potato varieties with high photosynthetic efficiency in Guizhou province.

关 键 词：马铃薯 资源 净光合速率 聚类分析 贵州 

分 类 号：S532[农业科学—作物学]