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转基因青蒿与其野生型的生长和抗逆性比较

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在环境释放条件下,比较了转基因青蒿及其野生型受体的基本农艺性状、抗逆性及耐常用除草剂等特性.在旱、盐胁迫下,通过测定3种转基因品系和其野生型受体的叶片相对含水量、过氧化物酶及脯氨酸等生理指标,比较了转基因青蒿和野生型的耐受性.结果显示,转基因青蒿品系ANF176、GFH13的株高、茎粗显著低于其野生型受体,转基因青蒿品系SQS159的冠幅和千粒重显著高于其野生型受体.其他指标的比较试验研究显示转基因青蒿品系与其野生型受体没有显著差异性.在本试验条件下,这3种转基因青蒿品系具有与野生型类似的抗逆能力(耐盐性、耐旱性),转基因青蒿与野生型对2种除草剂克无踪和金都尔不具有耐受性.
COMPARISON OF THE GROWTH AND STRESS TOLERANCE BETWEEN TRANSGENIC Artemisia annua VARIETIES AND ITS WILD-TYPE
The basic agronomic characteristics of transgenic A. annua lines and the wild-type were evaluated, and the physiological responses to the drought and salt stress of three transgenic A. annua varieties and wild-type were compared by determining the relative water content of leaves, POD, proline and so on. The results indicated that there were significant differences in plant height and stem diameter between transgenic A. annua varieties ANF176, GFH13 and wild-type, in crown width and 1000-seeds weight between transgenic A. annua variety SQS159 and wild-type. The difference between three transgenic A. annua varieties and wild-type in other agronomic characteristics was not significant. Moreover, under the experiment condition transgenic A. annua varieties and the wild-type had similar stress tolerances to salt and drought. Three transgenic A. annua lines and the wild-type were not tolerant to the two herbicides,paraquat and s-metolachlor.

transgenic Artemisia annuaagronomic characteristicsdrought tolerancesalt toleranceherbicides tolerance

刘华、蒋玲曦、王金斌、谭芙蓉、吴潇、朱宏、赵凯、唐克轩、唐雪明

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农业部转基因植物环境安全监督检验测试中心,上海201106

上海海洋大学,水产与生命学院,上海201306

上海市农业科学院生物技术研究所,上海201106

上海市农业遗传育种重点实验室,上海201106

上海交通大学农业生物学院植物生物技术研究中心,上海200240

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转基因青蒿 农艺性状 耐旱性 耐盐性 耐除草剂性

上海市科技兴农重点攻关项目上海市科委科技攻关项目上海市科委创新平台建设项目

沪农科攻字2009第6-4-2号0839191180010DZ2294103

2011

核农学报
中国原子能农学会 中国农业科学院农产品加工研究所(前中国农业科学院原子能利用研究所)

核农学报

CSTPCDCSCD北大核心
影响因子:1.5
ISSN:1000-8551
年,卷(期):2011.25(2)
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