氢气对玉米气孔发育的影响及对二氧化碳同化的促进作用
：以玉米为材料进行水培，用浓度为25%、50%、75%、100%的富氢水处理幼苗，并设置无氢气的营养液作为对照，每个处理设置3个重复，研究氢气对玉米气孔发育及二氧化碳同化的影响。实验结果表明：50%富氢水处理的玉米幼苗光合速率明显高于0%富氢水处理的玉米幼苗。在气孔方面，50%富氢水处理的幼苗表面的气孔密度以及气孔开度均比0%富氢水处理的幼苗大。可见，50%富氢水有助于提高玉米幼苗的气孔发育水平。
目录
摘要.................................................................1
关键词...............................................................1
Abstract..............................................................1
Key words............................................................1
引言.................................................................1
1 材料与方法.........................................................2
1.1 实验材料..........................................................2
1.1.1 实验试剂........................................................2
1.1.2 实验仪器........................................................2
1.2 实验方法..........................................................2
1.2.1 培苗...................
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.........................................2
1.2.2 富氢水处理......................................................3
1.2.3 气孔密度与开度的测定............................................3
1.2.4 株高的测定......................................................3
1.2.5 光合气体交换参数的测定..........................................3
1.2.6 光响应和CO2响应曲线的测定......................................3
1.2.7 叶绿素含量的测定................................................3
1.3 数据统计分析......................................................3
2 结果与分析.........................................................3
2.1 H2对玉米生长发育的影响............................................3
2.1.1 H2对玉米株高的影响..............................................3
2.1.2 H2对玉米叶片叶绿素总含量的影响..................................4
2.2 H2对光合作用的影响................................................5
2.2.1 H2对光合速率的影响..............................................5
2.2.2 H2对气孔导度的影响..............................................6
2.2.3 H2对胞间CO2浓度的影响..........................................6
2.2.4 H2对蒸腾的影响..................................................6
2.2.5 H2对水分利用的影响..............................................7
2.2.6 H2对光响应曲线和CO2响应曲线的影响..............................7
2.3 H2对玉米气孔发育的影响............................................8
2.3.1 H2对玉米气孔密度的影响..........................................8
2.3.2 H2对玉米气孔开度的影响..........................................9
3 讨论...............................................................11
致谢.................................................................11
参考文献.............................................................11
氢气对玉米气孔发育的影响及对二氧化碳同化的促进作用
目录
摘要.................................................................1
关键词...............................................................1
Abstract..............................................................1
Key words............................................................1
引言.................................................................1
1 材料与方法.........................................................2
1.1 实验材料..........................................................2
1.1.1 实验试剂........................................................2
1.1.2 实验仪器........................................................2
1.2 实验方法..........................................................2
1.2.1 培苗...................
*好棒文|www.hbsrm.com +Q: *351916072*
.........................................2
1.2.2 富氢水处理......................................................3
1.2.3 气孔密度与开度的测定............................................3
1.2.4 株高的测定......................................................3
1.2.5 光合气体交换参数的测定..........................................3
1.2.6 光响应和CO2响应曲线的测定......................................3
1.2.7 叶绿素含量的测定................................................3
1.3 数据统计分析......................................................3
2 结果与分析.........................................................3
2.1 H2对玉米生长发育的影响............................................3
2.1.1 H2对玉米株高的影响..............................................3
2.1.2 H2对玉米叶片叶绿素总含量的影响..................................4
2.2 H2对光合作用的影响................................................5
2.2.1 H2对光合速率的影响..............................................5
2.2.2 H2对气孔导度的影响..............................................6
2.2.3 H2对胞间CO2浓度的影响..........................................6
2.2.4 H2对蒸腾的影响..................................................6
2.2.5 H2对水分利用的影响..............................................7
2.2.6 H2对光响应曲线和CO2响应曲线的影响..............................7
2.3 H2对玉米气孔发育的影响............................................8
2.3.1 H2对玉米气孔密度的影响..........................................8
2.3.2 H2对玉米气孔开度的影响..........................................9
3 讨论...............................................................11
致谢.................................................................11
参考文献.............................................................11
氢气对玉米气孔发育的影响及对二氧化碳同化的促进作用
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