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作 者:李磊[1] 王锐[1] 纪立东[2] 孙权[1,3] 许晓瑞[1] 蒋鹏[1]
机构地区:[1]宁夏大学农学院,宁夏银川750021 [2]宁夏农林科学院农业资源与环境研究所,宁夏银川750002 [3]葡萄与葡萄酒教育部工程研究中心,宁夏银川750021
出 处:《北方园艺》2016年第19期17-21,共5页Northern Horticulture
基 金:国家自然科学基金资助项目(31160417;31460552);"十二五"国家科技支撑计划资助项目(2013BAD09B02);现代农业产业技术体系建设专项资金资助项目(nycytx-30)
摘 要:以4年生酿酒葡萄"赤霞珠"为试材,设置5个不同灌水量处理,研究了滴灌条件下不同灌水量对酿酒葡萄生长指标、光合指标、形态指标、品质以及产量的影响。结果表明:随着灌水量的增加,酿酒葡萄株高、新梢长、副梢数表现为增长趋势,灌水量5 250m3·hm^(-2)显著提高了净光合速率和水分有效利用率;同时,适当灌水有助于叶柄养分积累,改善品质,增加含糖量,对产量有一定的增产效果,当灌水量为6 000m3·hm^(-2)时,酿酒葡萄不会出现明显增产效应,并且对品质产生负效应。Taking four-year-old 'Cabernet Sauvignon' of wine grape variety as the experimental material, five treaments of different irrigation water amount were respectively designed to study the effect of irrigation water amount on wine grape growth, photosynthesis, shape,and production quality under the condition of drip irrigation. The results showed that, with the increase of irrigation water, wine grape plant height, shoot length, axillarry shoot number showed the increased trend, when irrigation water was 5 250 ma · hm ^-2 significantly increased net photosynthetic rate and water utilization. At the same time, the appropriate irrigation helped petioles nutrient accumulation, improved quality,increased the sugar content, had the certain stimulation effect on the production,when the irrigation water was 6 000 ma · hm^-2, wine grapes would not appear increasing production effect obviously,and had negative effects on the quality.
分 类 号:S663.107.1[农业科学—果树学]
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