]*>","")" /> Effect of Regulated Deficit Irrigation on Yield and Quality of Xiang li Pear
Xinjiang Agricultural Sciences

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Effect of Regulated Deficit Irrigation on Yield and Quality of Xiang li Pear

  • Received:2003-01-25 Revised:2003-01-25 Online:2003-01-25 Published:2003-01-25

膜下调亏灌溉对香梨产量和品质的影响

徐胜利;陈小青   

  1. 塔里木农垦大学植物科技学院,新疆阿拉尔,843300





摘要： 以田间成龄香梨树为试材,在果实生长发育的不同阶段节水栽培即1期水分胁迫、2期水分胁迫、1+2胁迫(1期+2期)和对照4个处理.结果表明:在香梨萌芽至果实膨大前期进行水分胁迫的处理对花朵座果率无显著的影响,均能满足生产的要求.水分胁迫处理较良好灌溉的对照显著降低了净光合速率(Pn)和蒸腾速率(Tr).在采收时节水栽培处理较对照都对产量、单果重均无显著不良的影响;各处理均未发生裂果现象.