___

• Ahmadizadeh M, Valizadeh M, Zaefizadeh M, Shahbazi H (2011). Evaluation of interaction between genotype and environments in term of germination and seedling growth in durum wheat landraces. Adv Environ Biol 5: 551–558.
• Almansouri M, Kinet JM, Lutts S (2001). Effect of salt and osmotic stresses on germination in durum wheat (Triticum durum Desf.). Plant Soil 231: 243–254.
• Altinkut A, Kazan K, Gozukirmizi N (2003). AFLP marker linked to water stress-tolerant bulks in barley (Hordeum vulgare L.). Genet Mol Biol 26: 77–82.
• Altinkut A, Kazan K, Ipekci Z, Gozukirmizi N (2001). Tolerance to paraquat is correlated with the traits associated with water stress tolerance in segregation F2 populations of barley and wheat. Euphytica 121: 81–86.
• Anderson RL, Nielsen DC (1991). Winter wheat (Triticum aestivum) growth stage effect on paraquat bioactivity. Weed Tech 5: 439– 441.
• Assad MT, Paulsen GM (2002). Genetic changes in resistance to environmental stresses by US Great Plains wheat cultivars. Euphytica 128: 87–96.
• Aydın M, Kalaycı M, Keser M, Altay F, Ekiz H, Yılmaz A, Kınacı E, Çakmak İ (1999). Orta Anadolu koşullarında yetişen bazı buğday genotiplerinde fide devresi kuraklık testi. Hububat Sempozyumu 8–11 Haziran 1999 Konya, pp. 337–348 (in Turkish).
• Bajji M, Kinet JM, Lutts S (2002). The use of the electrolyte leakage method for assessing cell membrane stability as a water stress tolerance test in durum wheat. Plant Growth Reg 36: 61–70.
• Baloch MJ, Dunwell J, Khakwani AA, Dennet M, Jatoi WA, Channa SA (2012). Assessment of wheat cultivars for drought tolerance via osmotic stress imposed at early seedling growth stages. J Agric Res 50: 299–310.
• Bandurska H, Stroinski A, Zielezinka M (1997). Effect of water deficit stress on membrane properties, lipid peroxidation and hydrogen peroxide metabolism in the leaves of barley genotypes. Acta Soci Bot Poloniae 66: 177–183.
• Blum A (1989). Breeding methods for drought resistance. In: Jones HG, Flowers TJ, Jones MB, editors. Plants Under Stress. Cambridge, UK: Cambridge University Press, pp. 197–216.
• Blum A (2006). Drought adaptation in cereal crops: A prologue. In: Ribaut JM, editor. Drought Adaptation in Cereals. New York, NY, USA: Food Products Press, pp. 3–15.
• Bray EA (1997). Plant responses to water deficit. Trends Plant Sci 2: 48–54.
• Cattivelli L, Rizza F, Badeck FW, Mazzucotelli E, Mastrangelo AM, Francia E, Mare C, Tondelli A, Stanca AM (2008). Drought tolerance improvement in crop plants: an integrated view from breeding to genomics. Field Crops Res 105: 1–14.
• Collado MB, Arturi MJ, Auilicino MB, Molina MC (2010). Identification of salt tolerance in seedling of maize (Zea mays. L.) with cell membrane stability trait. Int Res J Plant Sci 1: 126–132.
• Cooper M, Eeuwijk FV, Chapman SC, Podlich DW, Löffler C (2006). Genotype-by-environment interactions under water limited conditions. In: Ribaut JM, editor. Drought Adaptation in Cereals. New York, NY, USA: Food Products Press, pp. 51–96.
• Dhanda SS, Sethi GS, Behl RK (2004). Indices of drought tolerance in wheat genotypes at early stages of plant growth. J Agron Crop Sci 190: 6–12.
• Dodge AD (1971). The mode of action of the dibyridylium herbicides, paraquat and diquat. Endeavour 30: 130–135.
• Ekmekci Y, Terzioglu S (2005). Effects of oxidative stress induced by paraquat on wild and cultivated wheats. Pesticide Biochem Physiol 83: 69–81.
• Fotovat R, Valizadeh M, Toorchi M (2007). Association between water use efficiency components and total chlorophyll content (SPAD) in wheat (Triticum aestivum L.) under well-watered and drought stress conditions. J Food Agric Environ 5: 225– 227.
• Foyer CH, Des Courvieres P, Kunert KJ (1994). Protection against radicals: an important defense mechanism studied in transgenic plants. Plant Cell Environ 17: 507–523.
• Fu J, Huang B (2001). Involvement of antioxidants and lipid peroxidation in the adaptation of two cool-season grasses to localized drought stress. Env Exp Bot 45: 105–112.
• Gavuzzi P, Rizza F, Palumbo M, Campanile RG, Ricciardi GL, Borghi B (1997). Evaluation of field and laboratory predictors of drought and heat tolerance in winter cereals. Can J Plant Sci 77: 523–531.
• Geravandi M, Farshadfar E, Kahrizi D (2011). Evaluation of some physiological traits as indicators of drought tolerance in bread wheat genotypes. Russ J Plant Physl+ 58: 69–75.
• Habibpor M, Valizadeh M, Shahbazi H, Ahmadizadeh M (2011). Study of drought tolerance with cell membrane stability testing and relation with drought tolerance indices in genotypes of wheat (Triticum aestivum L.). World Appl Sci J 13: 1654–1660.
• Jajarmi V (2009). Effect of water stress on germination indices in seven wheat cultivars. World Academy of Science, Engineer Tech 49: 105–106.
• Kocheva K, Georgiev G (2003). Evaluation of the reaction of two contrasting barley (Hordeum vulgare L.) cultivars in response to osmotic stress with PEG 6000. Bulg J Physiol, Special Issue: 290–294.
• Kocheva K, Kartseva T, Landjeva G, Georgiev G (2009). Parameters of cell membrane stability and levels of oxidative stress in leaves of wheat seedlings treated with PEG 6000. General Appl Plant Physiol 35: 127–133.
• Kumar A, Singh DP (1998). Use of physiological indices as a screening technique for drought tolerance in oilseed Brassica species. Ann Bot 81: 413–420.
• Lafitte R, Blum A, Atlin G (2003). Using secondary traits to help identify drought tolerant genotypes. In: Fischer KS, Lafitte R, Fukai S, Atlin G, Hardy B, editors. Breeding Rice for Drought Prone Environments. International Rice Research Institute: Los Banos, Philippines, pp. 7–48.
• Lafond GP, Baker RJ (1986a). Effects of temperature, moisture stress and seed size on germination of nine spring wheat cultivars. Crop Sci 26: 563–567.
• Lafond GP, Baker RJ (1986b). Effects of genotype and seed size on speed of emergence and seedling vigor in nine spring wheat cultivars. Crop Sci 26: 341–346.
• Lafond GP, Fowler BD (1989). Soil temperature and water content, seedling depth, and simulated rainfall effects on winter wheat emergence. Agron J 81: 609–614.
• Lascano HR, Melchiorre MN, Luna CM, Trippi VS (2003). Effect of photooxidative stress induced by paraquat in two wheat cultivars with differential tolerance to water stress. Plant Science 164: 841–848.
• Liley JM, Ludlow MM (1996). Expression of osmotic adjustment and dehydration tolerance in disease rice lines. Field Crop Res 48: 185–197.
• Ludlow MM, Muchow RC (1990). A critical evaluation of trait for improving crop yields in water limited environments. Adv Argon 42: 229–276.
• Michel BE, Kaufmann MR (1973). The osmotic potential of polyethylene glycol 6000. Plant Physiol 51: 914–916.
• Monneveux P, Ribaut JM (2006). Secondary traits for drought tolerance improvement in cereals. In: Ribaut JM, editor. Drought Adaptation in Cereals. New York, NY, USA: Food Products Press, pp. 97–143.
• Moran JF, Becana M, Iturbe-Ormaetxe I, Frechilla S, Klucas RV, Aparricio-Tejo P (1994). Drought induces oxidative stress in pea plants. Planta 194: 346–352.
• Naylor REL, Gurmu M (1990). Seed vigor and water relations in wheat. Ann Appl Biol 117: 441–450.
• Premachandra GS, Shimada T (1987). The measurement of cell membrane stability using polyethylene glycol as a drought tolerance test in wheat. Japan J Crop Sci 56: 92–98.
• Premchandra GS, Saneoka H, Kanaya M, Ogata S (1991). Cell membrane stability and leaf surface wax content as affected by increasing water deficits in maize. J Exp Bot 42: 167–171.
• Premchandra GS, Saneoka H, Ogata S (1990). Cell osmotic membrane stability, an indication of drought tolerance, as affected by applied nitrogen in soil. J Agric Res 115: 63–66.
• Rauf M, Munir M, ul Hassan M, Ahmad M, Afzal M (2007). Performance of wheat genotypes under osmotic stress at germination and early seedling growth stage. African J Biotec 6: 971–975.
• Razzaq A, Ali Q, Qayyum A, Mahmood I, Ahmad M, Rasheed M (2013). Physiological responses and drought resistance index of nine wheat (Triticum aestivum L.) cultivars under different moisture conditions. Pak J Bot 45: 151–155.
• Richards RA, Lukacs Z (2002). Seedling vigor in wheat sources of variation for genetic and agronomic improvement. Aust J Agric Res 53: 41–50.
• Sairam RK, Deshmukh PS, Shukla DS, Ram S (1990). Metabolic activity and grain yield under moisture stress in wheat genotypes. Indian J Plant Physiol 33: 226–231.
• Sairam RK, Saxena DC (2000). Oxidative stress and antioxidants in wheat genotypes: possible mechanism of water stress tolerance. J Agron Crop Sci 184: 55–61.
• Sapra VT, Savage E, Anaele AO, Beyl CA (1991). Varietal differences of wheat and triticale to water stress. J Agron Crop Sci 167: 23–28.
• Sharp RE, Davis WJ (1989). Regulation of growth and development of plants growing with a restricted supply of water. In: Jones HG, Flowers TJ, Jones MB, editors. Plants Under Stress. Cambridge, UK: Cambridge University Press, pp. 71–93.
• Singh M, Srivastava JP, Kumar A (1992). Cell-membrane stability in relation to drought tolerance in wheat genotypes. J Agron Crop Sci 168: 186–190.
• Smirnoff N, Colombe SV (1988). Drought influences the activity of the chloroplast hydrogen peroxide scavenging system. J Exp Bot 39: 1097–1108.
• Tas S, Tas B (2007). Some physiological responses of drought stress in wheat genotypes with different. World J Agric Sci 3: 178–183.
• Winter SR, Musick JT, Porter KB (1988). Evaluation of screening techniques for breeding drought-resistant winter wheat. Crop Sci 28: 512–516.