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Effects of Different Substrates and Growth Regulators on Photosynthesis and Water Use Efficiency of Artocarpus lingnanensis
Author(s): CHEN Xiang, LU Yao-dong, KE Huan, TIAN Xue-qin, ZHANG Xue-ping, TAN Jia-de
Pages: 5-
8
Year: 2011
Issue:
1
Journal: Subtropical Plant Science
Keyword: 基质; 生长调节剂; 生理特性; 红桂木;
Abstract: 利用不同的栽培基质和生长调节剂,探讨其对红桂木光合作用和水分利用效率的影响.结果表明,基质土经改良(S2)并配以适量的吲哚丁酸(IBA)和萘乙酸(NAA),能增强植株的光舍速率、蒸腾速率和水分利用率.改良基质(S2)与传统基质(S1)相比,前者显著地促进植株同化物的产生,极显著提高净光合速率、气孔导度、蒸腾速率、水分利用率、叶绿素b含量;IBA+NAA处理与IBA处理、CK相比,前者显著提高净光合...
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