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Published online 22 January 2007
Published in Crop Sci 47:123-131 (2007)
© 2007 Crop Science Society of America
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Growth, Gas Exchange, Chlorophyll Fluorescence, and Ion Content of Naked Oat in Response to Salinity

G. Q. Zhaoa, B. L. Mab,* and C. Z. Renc

a College of Grassland Science, Gansu Agricultural Univ., Lanzhou, 730070, Gansu Province, China
b Eastern Cereal and Oilseed Research Centre (ECORC), Agric. and Agri-Food Canada, Central Experimental Farm, 960 Carling Ave., Ottawa, ON, Canada, K1A, 0C6
c Baicheng Academy of Agricultural Science, Baicheng, 137000, Jilin Province, China


Figure 1
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Fig. 1. Effects of increasing NaCl concentration on germination rate of naked oat. Bars with different letters are significantly different by an F-protected LSD0.05 test.

 

Figure 2
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Fig. 2. Effects of increasing NaCl concentration on the relative growth rate (RGR) of shoots averaged over two naked oat varieties. Bars with different letters are significantly different by an F-protected LSD0.05 test.

 

Figure 3
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Fig. 3. Effects of increasing NaCl concentration on total leaf area and plant shoot dry weight (DW) of two naked oat cultivars 25 d after salt application. Within each variety, bars with different letters are significantly different by an F-protected LSD0.05 test.

 

Figure 4
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Fig. 4. Effects of increasing NaCl concentration on leaf chlorophyll content of two naked oat varieties. Within each variety, bars with different letters are significantly different by an F-protected LSD0.05 test.

 

Figure 5
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Fig. 5. Effects of increasing NaCl concentration on photosynthetic rate and stomata conductance of two naked oat varieties at 25 d after salt application. Within each variety, bars with different letters are significantly different by an F-protected LSD0.05 test.

 

Figure 6
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Fig. 6. Effect of increasing NaCl concentration on Fv'/Fm' and qP of two naked oat varieties at 25 d after salt application. Within each variety, bars with different letters are significantly different by an F-protected LSD0.05 test.

 

Figure 7
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Fig. 7. Effects of increasing NaCl concentration on shoot Na+, K+, and Ca2+ content of two naked oat varieties at 25 d after salt application. Within each variety, bars with different letters are significantly different by an F-protected LSD0.05 test.

 





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