Correlation analysis of water use efficiency and biological traits of wheat under alternate drying with wetting
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DOI:10.7606/j.issn.1000-7601.2005.03.06
Key Words: winter wheat  alternate drying-wetting  water use efficiency  trait analysis
Author NameAffiliation
DONG Bao-di Shijiazhuang Institute of Agricultural Modernization,CAS,Shijiazhuang 050021,China 
ZHANG Zheng-bin Shijiazhuang Institute of Agricultural Modernization,CAS,Shijiazhuang 050021,China 
XU Ping Shijiazhuang Institute of Agricultural Modernization,CAS,Shijiazhuang 050021,China 
LIU Meng-yu Shijiazhuang Institute of Agricultural Modernization,CAS,Shijiazhuang 050021,China 
DONG Bao-cheng Chinese Academy of Agricultural Engineering,Beijing 10026,China 
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Abstract:
      Correlative analysis among water use efficiency and others traits of wheat varieties A115 and 4185 was studied by pot cultivation under rainproof shelter with 3 alternate drying-wetting treatments. The results showed that water use efficiency of yield was positively related with plant height, photosynthesis rate, transpiration rate, ear number, dry matter per plant and yield, but not significantly related with other measured traits; Water use efficiency of leaf was negatively related with kernel number per ear, tiller number per plant, stomata conductance and transpiration rate, but not significantly related with the other traits.