Gompherena globosa L.

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Journal of Water and Soil Vol. 25, No. 6, Jan-Feb 2012, p. 1457-1467 ( ) 1457-1467. 1390-6 25 (Gomphrena globosa L.) 5 4 3 2 *1 - - - - 89/4/12 : 90/7/10 : Gomphrena L.). (globosa ( 300 150 ( ) 0) ( 1050 700 ( ) 380).. 300. ( ). %5 %1 380 13 19 19 700. 26 1050 700. : :.... 15/2 25.(1) 27 12.(4) 2250 ). (.(3) 5 4 3 2 1 Gompherena globosa L. 6...(14). -5 2 1 (Email:m.kamali57@yahoo.com : -*) -3-4 6- Amaranthaceae

1390-6 25 1458..(6) 360 280. (25).(32 20) 680 (15) 32. 1400 700.(2) (39) (33). (34).(38 18 16) C 4.(29) (41).(27). Amaranthus.(48) 25 retroflexus Amaranthus Hypochondriacus.(48) b a.(14)....(3).. 6 1/8.(30) 2 1.(45) 4 3.(45) 4 1/8 (45). (23) (24). (19).. (5)..(37) (36)..(14)..(6) 20 10 1- ds/m 2- Eustoma grandiflorum (Lisiamthus) 3- Hippeastrum hybridum 4- Ornithogalum arabicum

1459... 1389. 1050 700 380) 150 ( ) 0) ( ( ( ) 300 ( ).. 1 :1 :2 :4. 18 20. 80. 18 33. 70 :.... (AZ77535 ) :. 300 150 :.. 75 48.

1390-6 25 1460. (Model Li-Cor 1300,USA) 2 1. : EXCEL MSTATC. % 5 LSD %5 1. %1 1 5 ).(1 ). ( 300 mm. 75/9 75/6.(2 ) 1050) 700 18/14 (.(2 ) 7 700 700 380.(2 1 )...(11). (12) 1- Prometer 2- Spad

1461... 2 (14)..(1 ) 300.(2 ). 1050 1050 700. 3/8 3/9..(26)...(9).(1 ) %1 300 (2 ) 28. 11/5 79 700 1050. ( 380) 700.(3 ) 94 2- Solanum muricatum Ait. Spartina densiflora 380 700 171 (41).(21) 22 900..(33) (35) 27 1600 1000. %60 ) 1 5 (2 ).(1 300. 18 27/9. 1050 29/9 (42).. 1 ALA. ALA. Spartina densiflora 380) 510.(21) ( 700 (31) 800 400 50. 1- Aminolaevulinic acid

1390-6 25 1462 7 6 c a b (g/plant) 5 4 3 2 1 e d e f e e 380 ppm 700 ppm 1050 ppm 0 0 150 300 (mm) -1 (g/plant) 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 a ab b cd c d e f 0 150 300 e 380 ppm 700 ppm 1050 ppm (mm) -2.(1 ) %1 (p<0.01) 150 0.. 20 (44). 700 380 380. 1050). 31 (

1463....(31) (31) 1050 700..... (48).(47). 50 (1 ) %1.. 700.(3 ) 300...(10) 1500 1000 50 30-50.(34).(p < 0.01). %5. (19).(22) ) (22). ( (40).. (33)... 1500 1000 2 1 20 10.(34) (48) (17).. %1. 300. 5/24.(8) 1200 800 1- Euphorbia pulcherrima 2- Aphelandra squarrosa

1390-6 25 1464 2000 1000 5 4 3 2 (46).(34).. 700. 700 ( 0).. 300.(1 ). 80 30.(43) K/Na. (12). 1 30.(7) (1 ) 5 4 3 2 1-3 (cm) (cm 2 ) (mm) (ppm) 13 b 24/ 50b 710 / 753 a 82 / 66 b 0 5 /33 de 13/ 60cd 162 / 376 d 51 de 150 380 1 /33 g 9 / 16 e 18/ 163e 17 / 33 f 300 15 /5 a 24 / 33 b 703 / 353 a 93 / 66 a 0 6 d 15/ 50c 249 / 23 c 54 / 66 d 150 700 3 /66 ef 13 cd 179 / 086 d 44 / 66 e 300 9 /33 c 31 a 555 / 69 b 67 / 33 c 0 7 /33 cd 22 / 66 b 159 / 793 d 56 / 66 d 150 1050 2/50fg 12 de 60 / 343 e 21 / 33 f 300 LSD (p < 0.05)....1373. -1. 1- Aeluropus littoralis 2- Begonia hiemalis 3- Campanula isophylla 4- Magnolia sieboldii 5- Peperomia glabella

1465... (Tagets spp).1388... -2.108-101 :(2) 1. (Gaillardia spp) (Ageratum spp)..1381......... -3. 224..10...1381... -4.3.80-75:(1)13...1387.. -5...1381.... -6. 388 7- Abbasi F., Khavari Nagad R.A., Koocheki A., and Fahimi H. 2002. Effect of salinity on growth and physiological aspects of Aleuropus Littoralis. Biaban, 7(1). 8- Aldesuquy H.S., and Ibrahim A.H. 2001. Interactive effect of seawater and growth bio- regulators on water relations, absicisic acid concentration, and yield of wheat plants. Journal of Agronomy and Crop Science, 187: 185-193. 9- Allen L.H.Jr. 1991. Effect of increasing carbon dioxide levels and climate change on plant growth, evaportanspiration, and water resources in the West Under Conditions of Climatic Uncertainty. 14-16 Nov. 1990., Scottsdale, AZ. National Research Council, National Academy Press, Washington DC. 101-147. 10- Auge R.M, Stodola A.J.W, Moore J.L., Klingeman W.E., and Duan X. 2003. Comparative dehydratation tolerance of foliage of several ornamental crops. Scientia Horticulturae, 98: 511-516. 11- Blokhina O., Virolainen E., and Fagestedt. K.V. 2003. antioxidants, oxidative damage and oxygen deprivation stress: A review. Annuals of Botany, 91: 179-194. 12- Blum A. 1988. Salinity resistance. CRC. (Press). 13- Carter C.T., Grieve C.M., Poss J.A., and Suarez D.L. 2005. Production and ion uptake of Celosia argentea irrigated with saline wastewaters. Scientia Horticulture, 106: 381-394. 14- Chen K., Hu G., Keutgen N., Janssens M.J. J., and Lenz F. 1999. Effects of NaCl salinity and CO 2 enrichment on pepino (Solanum muricatum Ait.): II. Leaf photosynthetic properties and gas exchange.scientia Horticulturae, 81: 43-56. 15- Cheng W., Sakai H., Yagi K., and Hasegawa T. 2009. Interactions of elevated CO 2 and night temperature on rice growth and yield. Agricultural and Forest Meteorology, 149: 51-58. 16- Cramer G.R., Epstein E., and Lauchli A. 1990. Effects of sodium, potassium and calcium on saltstress barley 1.1. Growth analysis. Physiology Plant 80: 83-88. 17- Derner J., Johnson H., Kimball B., Pinterjr P., Polley H.W., Tischler C., Bouttons T., Lamorte R.L., Wall G.W., Adam N.R., Leavitt S.W., Ottman M.J., Matthias A.D., and Brooks T.G. 2003. Above and below-ground responses of C3- C4 species mixtures to elevated CO 2 and soil water availability. Global Change Biology, 9: 452-460. 18- Drew M.C., Hole P.S., and Picchioni G.A. 1990. Inhibition by NaCl of net CO 2 fixation and yield of cucumber. Journal of the American Society for Horticultural Science, 115: 472-477. 19- Dudeck A.E., Singh S., Giordano C.E., Nell T.A., and McConnell D.B. 1984. Effects of sodium chloride on Cynodon turfgrass. Agronomy Journal, 75: 927-930. 20- Enoch H.Z. 1990. Crop responses to aerial carbon dioxide. Acta Horticulturae, 268: 17-32. 21- Figueroa M.E. 2010. Synergic effect of salinity and CO 2 enrichment on growth and photosynthetic responses of the invasive cordgrass Spartina densiflora. Journal of Experimental Botany, 1-12. 22- Francois L.E., and Bernstein L. 1963. Salt tolerance of saf flower. Agronomy Journal, 38: 40 23- Francois L.E., Donovan T.J., and Maas E.V. 1990. Salt tolerance of Kenaf. PP: 300-301. In: J. Janick and J.E.Simon (Eds.), Advances in New Crops. Timber Press, Portland. 24- Katerji N., Van Hoorn J.W., Hamdy A., Karam F., and Mastrorilli M. 1996. Effect of salinity on water stress,growth and yield of maize and sunflower. Agricultural Water Management, 30: 237-249. 25- Keeling C.D., Whorf T.P., Wahlen M., and van der Plicht J. 1995. Interannual extremes in the rate of rise of atmospheric carbon dioxide since 1980. Nature, 375: 660-670. 26- Kerepesi H., and Galiba G. 2000. Osmotic and salt stress Induced alteration in soluble carbohydrate content in wheat seedling. Crop Science, 40: 482-487. 27- Knapp A.K, Hamerlyn C.K., and Owensby C.E. 1993. Photosynthetic and water relations response to elevated CO 2 in the C 4 grass. Andropogon gerardii. International Journal Plant Science, 154: 459-466. 28- Lake J. A., Quick W.P., Beerling D.J., and Woodward F.I. 2001. Plant development: signals from mature to new leaves. Nature., 411: 154-155. 29- Leakey A.D.B., Uribelarrea M., Ainsworth E.A., Naidu S.L., Rogers A., and Ort D.R. 2006. Photosynthesis,

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Journal of Water and Soil... Vol. 25, No. 6, Jan-Feb 2012, p. 1457-1467 1467 ( ) 1457-1467. 1390-6 25 Interaction Effect of Irrigation with Saline water and CO 2 Enrichment on some Morphophysiological Characteristics of Gomphrena globosa L. M. Kamali 1* - M. Shoor 2 - M. Goldani 3 - Y. Selahvarzi 4 - A. Tehranifar 5 Received:3-7-2011 Accepted:2-10-2011 Abstract To evaluate the effects of various concentration of carbon dioxide and irrigation witrh saline water on plant growth characteristics of Gomphrena globosa L. an experiment with three levels of CO 2 (380, 700, 1050 ppm) and three concentrations of sodium chloride (0,150, 300 mm) was conducted as a spilet plot experiment based on completely randomized design with 3 replications in Faculity of Agriculture Ferdowsi University of Mashhad. The results showed that increasing salinity to 300 mm reduced all the traits measured significantly. Increasing concentrations of carbon dioxide caused significant differences in traits such as shoot dry weight, plant height and leaf area. Interaction effects of salinity and carbon dioxide was significant in root dry weight, leaf number, leaf area, plant height and flower number at 1% probability level and in shoot dry weight at 5% level of probability. Thus in control salinity (0 mm sodium chloride), with increasing carbon dioxide to 700 ppm, shoot dry weight, flower number and leaf number increased 19, 19 and 13% respectively compared to 380 ppm treatment. And increasing carbon dioxide to 1050 ppm improved plant height 26% compared to 380 ppm treatment. the results showed that increasing concentrations of carbon dioxide improves adverse effects of salinity. so that this ornamental plant indicated a better reaction to salinity in concentration of 700 ppm of carbon dioxide. Keywords: Flower number, Leaf area, leaf number, Plant height, Shoot dry weight 1,2,5- MSc Student, Assistant Professor and Associate Professor, Department of Horticulture Science, Faculty of Agriculture, Ferdowsi University of Mashhad, Respectively (*- Corresponding Author Email: m.kamali57@yahoo.com) 3- Assistant Professor Department of Agronomy and Plant Breeding, Faculty of Agriculture, Ferdowsi University of Mashhad 4- Instructor, Center of Pomegranate Research of Ferdowsi University of Mashhad