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Influence of irrigation water salinity on yellowing and kraurosis of grape leaves in Shanshan Oasis
Author(s): 
Pages: 1813-1816
Year: Issue:  10
Journal: Acta Agriculturae Zhejiangensis

Keyword:  grapeleaf chlorosismineralization degree of groundwaterleaf virusShanshan County in Xinjiang;
Abstract: 为阐明灌溉水矿化度对葡萄叶片枯萎、干枯的影响,对新疆鄯善县成龄葡萄地的葡萄叶片黄化、褐变干枯、穗粒脱落等现象进行现场勘察,采集地下水样品进行测试,并结合扫描电镜检测病毒分析其原因.结果表明,该地区渠水和井水矿化度均较高;两块地葡萄发生的叶缘、叶尖黄化、焦枯,穗粒脱落等现象主要是由于浇灌地下井水引起的盐害所致.葡萄植株受到盐害时生长势减弱,病毒也会引起葡萄叶缘皱缩、褐变向下卷等加重危害.在鄯善县部分葡萄种植区域,以常规灌溉方式,用地下水灌溉1次就会产生1~2级盐害,应引起重视.
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