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Effect of Spray Application on Cotinus coggygria Atropurpureus Leaf Changes of Transpiration Rate and Intercellular Carbon Dioxide Concentration
Author(s): LI Huan-zhong, ZHANG Ji-li
Pages: 94-
97
Year: 2011
Issue:
5
Journal: Northern Horticulture
Keyword: 钾; 美国红栌; 蒸腾速率(Tr); 胞间二氧化碳浓度(Ci);
Abstract: 通过研究叶面喷施钾肥对美国红栌Tr与Ci变化规律的影响,来判断钾肥处理效应的高低.结果表明:叶面喷施钾肥不会改变Tr日变化的"单峰"曲线,8:00~14:00间喷施钾肥处理Tr低于对照,方差分析表明,K4处理对Tr影响最大,K1处理最小;对照Ci在一天之中表现出2个低谷,喷施钾肥处理变化相似,K2在一天内始终高于对照,K1处理仅在12:00低于对照,K3处理仅在10:00低于对照.综合分析认为,中...
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