1. Aberg, B. 1981. Plant growth regulators XLI. Mono substituted benzoic acid. Swed. J. Agric. Res. 11: 93-105.
2. Albert, R.S., and Thorner, J.P. 1977. Water stress effects on the content and organization of chlorophyll in mesophyll and bundle sheath chloroplasts of maize. Plant Physiol. 59: 351- 353.
3. Anyia, A.O., and Herzog, H. 2004. Water-use efficiency, leaf area and leaf gas exchange of cowpeas under mid-season drought. Europ. J. Agron. 20: 327-339.
4. Ashraf, M.Y., Azim, A.R., Khan, A.H., and Ala, S.A. 1994. Effect of water stress on total phenols, peroxidase activity and chlorophyll content in wheat (Triticum aestivum L.). Acta physiologia Plant 16: 185- 191.
5. Blanco, I.A., Rajaram S., Kronstad,W.E., and Reynolds, M.O. 2000. Physiological performance of synthetice hexaploid wheat-derived populations. Crop Sci 40: 1257-1263.
6. Burghardt, M., and Riederer, M. 2003. Ecophysiological relevance of cuticular transpiration of deciduous and evergreen plants in relation to stomatal closure and leaf water potential. J Exp Bot. 54: 1941-1949
7. Chandra, A., and Bahatt, R.K. 1998. Biochemical and physiological response to salicylic acid in relation to the systemic acquired resistance. Photosyntheteica. 35: 255-258.
8. Chaves, M.M. 1991. Effects of water deficits on carbon assimilation. J. Exp. Bot. 42: 1-16.
9. Colom, M.R., and Vazzana, C. 2003. Photosynthesis and PSII functionality of drought-resistant and drought-sensitive weeping lovegrass plants. Environ. Exp. Bot. 49: 135-144.
10. Cornic, G. 2000. Drought stress inhibits photosynthesis by decreased stomatal aperture – not by affecting ATP synthesis. TIBS. 5: 187-188.
11. de Carvalho, M.H.C., Laffray, D., and Louguet, P. 1998. Comparison of the physiological responses of Phaseolus vulgaris and Vigna unguiculata cultivars when submitted to drought conditions. Environ. Exp. Bot. 40: 197-207.
12. Ehlers, J.D., and Hall, A.E. 1997. Cowpea (Vigna unguiculata L. Walp.). Field Crops Res 53: 187-204.
13. El-Tayeb, M.A. 2005. Response of barley grains to the interactive effect of salinity and salicylic acid .Plant Growth Reg 45: 215-225.
14. Fariduddin, Q., Hayat, S., and Ahmad, A. 2003. Salicylic acid influences net photosynthetic rate, carboxylation efficiency, nitrate reductase activity and seed yield in Brassica juncea. Photosynthetica 41: 281-284.
15. Flexas, L., and Medrano, H. 2002. Drought-inhibition of photosynthesis in C3 plant: Stomatal and non-stomatal limitation revisited. Ann. of Bot. 89: 183-189.
16. Garcia-Plazaola J.I., and Becerril, J.M. 2000. Effects of drought on photoprotective mechanisms in European beech (Fagus sylvatica L.) seedlings from different provenances. Trees-Struct. Funct. 14: 485-490.
17. Gemes, K., Poor, P., Szepesi, A., and Tari, I. 2008. Role of salicylic acid pre-treatment on the photosynthetic performance of tomato plants (Lycopersicon esculentum Mill. L. cvar. Rio Fuego) under salt stress. Acta Biologica Szegediensis. 52:161-162
18. Ghai, N., Setia, R.C., and Setia, N. 2002. Effects of paclobutrazol and salicylic acid on chlorophyll content, hill activity and yield components in Brassica napus L. (cv. GSL 1). Phytomorphic 52: 83-87.
19. Gutierrez-Coronado, M., Trejo, C.L., and Larque-Saavedra, A. 1998. Effects of salicylic acid on the growth of roots and shoots in soybean. Plant. Physiol. Biochem 36: 563-565.
20. Hamada, A.M., and Al-Hakimi, A.M.A. 2001. Salicylic acid versus salinity-droughtinduced stress on wheat seedlings. Rostl. Vyr. 47: 444-450.
21. Harper J.P., and Balke, N.E. 1981. Characterization of the inhibition of K+ absorption in wheat roots by salicylic acid .Plant Physiol 68: 1349-1353.
22. Hayat, S., Fariduddin, Q., Ali, B., and Ahmad, A. 2005. Effect of salicylic acid on growth and enzyme activities of wheat seedlings. Acta Agron. Hung. 53: 433-437.
23. Herzog, H. 1986. Source and sink during the reproductive period of wheat. Scientific publishers, Berlin and Hamburg.
24. Hirayama, M., Wada, Y., and Nemoto, H. 2006. Estimation of drought tolerance based on leaf temperature in upland rice breeding. Breed. Sci. 56: 47-54.
25. Iqbal, M., Ashraf, M., Jamil, A., and Shafiq, U.R.M. 2006. Does seed priming induce changes in the levels of some endogenous plant hormones in hexaploid wheat plant under salt stress. J. integrative Plant Biol. 48 (2): 181-189.
26. Jamshidi Jam, B., Shekari, F., and Zangani, E. 2013. Application of bio-sulfur fertilizer and seed pretreatment with salicylic acid improved photosynthetic parameters of safflower. Intern. J. Agron. Plant Prod. 4 (11): 3068-3075.
27. Karkanis, A., Bilalis, D., Efthimiadou, A. 2011. Architectural plasticity, photosynthesis and growth response velvetleaf (Abutilon theophrasti Medicus) plants to water stress in a semi-arid environment. Aust. J. Crop Sci. 5 (4): 369-374.
28. Khan, W., Prithviraj, B., and Smith, D.L. 2003. Photosynthetic responses of corn and soybean to foliar application of salicylates. J. Plant Physiol 160: 485-492.
29. Khodary, S.F.A. 2004. Effect of salicylic acid on the growth, photosynthesis and carbohydrate metabolism in salt stressed maize plants. International Journal Agriculture Biology 6: 5-8.
30. Klamkowski, K., and Treder, W. 2006. Morphological and physiological responses of strawberry plants to water stress. Agricul Conspectus Sci 71 (4): 159-165.
31. Koc, M., Barutcular, C., and Genc, I. 2003. Photosynthesis and productivity of old and modern durum wheats in Mediterranean environment. Crop Sci. 43: 2089-2098.
32. Kruger, G.H.J., Van Rensburg, L., and Mahtis, P. 1995. Carbon dioxide fixation: stomatal and non-stomatal limitations in drought stressed Nicotina tobacum L. cultivar. Xth International Photosynthesis Congress, Montpellier, France. 5: 505-510.
33. Kumar, P., Lakshmi, N.J., and Mani, V.P. 2000. Interactive effects of salicylic acid and phytohormones on photosynthesis and grain yield of soybean (Glycine max L. Merrill). Physiol. Mol. Plant 6: 179-186.
34. Larque-Saaveda, A. 1979. Stomatal closure in response to salicylic acid treatment. Z. Pflanzenphysiol 93: 371-375.
35. Lee, H., Leon, J., and Raskin, I. 1995. Biosynthesis and metabolism of salicylic acid. Proc. Nati. Acad. Sci. USA, 92: 4076-4079.
36. Ma, Q.Q., Wang, W., Li, Y. H., Li, D.Q., and Zou, Q. 2006. Alleviation of photoinhibition in drought-stressed wheat (Triticum aestivum) by foliar applied glycinbetaine. J. Plant Physiol 163: 165-175.
37. Majumdar, S., Ghosh, S., Glick, B.R., and Dumbroff, E.B. 1991. Activities of chlorophyllase, phosphoenolpyruvate carboxyllase and ribulose 1, 5-bisphosphate carboxylase in the primary leaves of soybean during senescence and drought. Physiol. Plant 81: 473-480.
38. Miar Sadegi, S., Shekari, F., Fotovat, R., and Zangani, E. 2011. The effect of priming by salicylic acid on vigor and seedling growth of canola (Brassica napus) under water deficit condition. Journal of Plant Biology 6: 55-70. (In Persian with English abstract).
39. Mohammadi, L., Shekari, F., Saba, J., and Zangani, E. 2011. Effects of seed priming with salicylic acid on vigor and morphological traits of safflower seedlings. Modern Science of Sustainable Agriculture Journal 7: 63- 72. (In Persian with English abstract).
40. Pakmehr, A. 2009. Effect of priming by salicylic acid on morphological and physiological traits of cowpea (Vigna unguiculata L.) under water deficit. MSc Thesis Faculty of Agriculture, Zanjan University. (In Persian).
41. Pearce, D.W., Millard, S., Bray, D.F., and Rood, S.B. 2006. Stomatal characteristics of riparian poplar species in a semi-arid environment. Tree Physiol. 26: 211-218.
42. Raskin, I. 1992. Role of salicylic acid in plants. Ann. Rev. Plant Physiol. Mol. Biol. 43: 439-463.
43. Schutzz, M., and Fangmeier, A. 2001. Growth and yield responses of spring wheat (Triticum aestivum L. CV. Minaret). Pollution 114: 187- 189.
44. Senaratna, T., Touchell, D., Bunn, E., and Dixon, K. 2000. Acetyl salicylic acid (Aspirin) and salicylic acid induce multiple stress tolerance in bean and tomato plants. Plant Growth Regul 30: 157-161.
45. Shakirova, F.M., and Sahabutdinova, D.R. 2003. Changes in the hormonal status of wheat seedlings induced by salicylic acid and salinity. Plant Sci164: 317-322.
46. Singh, B., and Usha, K. 2003. Salicylic acid induced physiological and biochemical changes in wheat seedlings under water stress. Plant Growth Regul 39: 137-141.
47. Souza, R.P., Machado, E.C., Silva, J.A.B., and Silveira, J.A.G. 2004. Photosynthetic gas exchange, chlorophyll fluorescence and some associated metabolic changes in cowpea (Vigna unguiculata) during water stress and recovery. Environ. Exp. Bot. 51: 45-56.
48. Tezara, W., and Lawlor, D.W. 1995. Effects of water stress on the biochemistry and physiology of photosanthesis in sunflower. In: Photosynthesis: From Light to Biosphere. Mathis, P.(Ed). VOL IV. pp: 25-628. Kluwer Acad. Publishers, Dordrecht-Berlin-london.
49. Waseem, M., Athar, H., and Ashraf, M. 2006. Effect of salicylic acid applied through rooting medium on drought tolerance of wheat. Pakistan Journal Botany 38 (4): 1127-1136.
50. Yang, J.C., Zhang, J.H., Liu, L.J., Wang, Z.Q., and Zhu, Q.S. 2002. Carbon remobilization and grain filling in Japonica/Indica hybrid rice subjected to photosynthesis water deficits. J. Agron. 94: 102-109.
51. Zaharieva, M., Gaulin, E., Havaux, M., and Monneveux, P. 2001. Drought and heat responses in the wild wheat relative Aegilops geninculate roth. Crop Sci. 41: 1321- 1329.
52. Zou, G.H., Liu, H.Y., Mei, H.W., Liu, G.L., Yu, X.Q., and Luo, L.J. 2007. Screening for drought resistance of rice recombinant inbred populations in the field. J. Integrative Plant Biol. 49: 1508-1516.