4种紫花苜蓿在不同pH·盐及盐碱胁迫下出苗情况的比较  

Comparative Research on the Seedling Occurrence of Four Alfalfa Varieties under Different pH, Salt and Saline-alkali Stress

作　　者：范可章[1] 朱茂英[1] 陈灵 陈小红[1] 范海燕[1] 蔡健[1] 李焰焰[1] 

机构地区：[1]阜阳师范学院生命科学学院,安徽阜阳236041 [2]阜阳市宁老庄高级职业中学,安徽阜阳236036

出　　处：《安徽农业科学》2011年第24期14889-14892,15000,共5页Journal of Anhui Agricultural Sciences

基　　金：安徽省生物学示范实验教学中心项目(2009SYZX02);国家科技支撑计划项目"沿淮非耕地减灾综合利用技术集成与示范"(2009BAD6B06);安徽省教育厅教研项目(2008jyxm460)

摘　　要：[目的]了解4种进口紫花苜蓿的抗逆性特点,为其在不同区域内种植提供基础性数据。[方法]对从国外引进的4个苜蓿品种进行抗胁迫比较试验,通过分析其出苗情况来了解它们的抗胁迫特点。[结果]4种紫花苜蓿的耐酸能力为:金皇后>飞马>阿尔冈金>维多利亚;4种紫花苜蓿的耐碱能力为:飞马>阿尔冈金>金皇后>维多利亚;4种紫花苜蓿的耐盐能力为:飞马>金皇后>阿尔冈金>维多利亚;4种紫花苜蓿的耐盐碱能力为:飞马=阿尔冈金>金皇后>维多利亚。[结论]应根据4种紫花苜蓿的抗逆特点,分别选择合适的土壤种植。[Objective] The research aimed to understand the stress resistance of four foreign alfalfa varieties and provide basic data for planting them in different regions.[Method] The comparative test was conducted on the stress resistance of four foreign alfalfa varieties.Their seedling occurrence situations were analyzed to understand their stress resistance characteristics.[Result] The acid-resistant abilities of four alfalfa varieties were as follows：Gonden EmpressGrangeurAlgonquinVictoria.The alkali-resistant abilities of four alfalfa varieties were as follows：GrangeurAlgonquinGonden EmpressVictoria.The salt-resistant abilities of four alfalfa varieties were as follows：GrangeurGonden EmpressAlgonquinVictoria.The saline-alkali resistance of four alfalfa varieties were as follows：Grangeur = AlgonquinGonden EmpressVictoria.[Conclusion] The four alfalfa varieties should be planted in suitable soil according to the stress resistance of four alfalfa varieties.

关 键 词：4种紫花苜蓿 PH 盐浓度 盐碱浓度 出苗情况 比较研究 

分 类 号：S541.1[农业科学—作物学]