Combined Stresses in Plants: Physiological, Molecular, and Biochemical Aspects

84 H. Guo et al. Fig. 4.7 Scanning electron microscopy images of rice root tips at the panicle-initiation growth stage. Plants w ...

4 Combination of Elevated CO 2 Levels and Soil Contaminants’ Stress ... 85 d e c FA CE Ambient 0.12 0.09 0.06 0.03 0 concentrati ...

86 H. Guo et al. f e d cd concentration in )-1 wheat grain (mg kg cd added to soil (mg kg -1 ) 0 00 .5 2 1.5 1.2 0.9 0.6 0.3 FA ...

4 Combination of Elevated CO 2 Levels and Soil Contaminants’ Stress ... 87 on FACE and ambient plots with 0 and 0.5 mg kg−1 Cd d ...

88 H. Guo et al. CO 2 levels increased the concentration of oxalate in the soil, and that this low mo- lecular weight organic ac ...

4 Combination of Elevated CO 2 Levels and Soil Contaminants’ Stress ... 89 contrasting results (IPCC 2007 ). Many studies have s ...

90 H. Guo et al. References Andrews JA, Schlesinger WH. Soil CO 2 dynamics, acidification, and chemical weathering in a tem- per ...

4 Combination of Elevated CO 2 Levels and Soil Contaminants’ Stress ... 91 Kim HY, Lieffering M, Kobayashi K, Okada M, Mitchell ...

92 H. Guo et al. Quevauviller P, Rauret G, LopezSanchez JF, Rubio R, Ure A, Muntau H. Certification of trace metal extractable c ...

93 Chapter 5 Tolerance to Combined Stress of Drought and Salinity in Barley Imrul Mosaddek Ahmed, Umme Aktari Nadira, Noreen Bib ...

94 I. M. Ahmed et al. to each of the different stresses individually (Rollins et al. 2013 ; Iyer et al. 2013 ). Breeding of stre ...

5 Tolerance to Combined Stress of Drought and Salinity in Barley 95 sive loss of water that can potentially lead to gross disrup ...

96 I. M. Ahmed et al. Both stresses lead to cellular dehydration, which causes osmotic stress and re- moval of water from the cy ...

5 Tolerance to Combined Stress of Drought and Salinity in Barley 97 5.6 Effects of Drought and Salinity Stress on Plant Morpholo ...

98 I. M. Ahmed et al. 5.6.2 Yield Many yield-determining physiological processes in plants respond to water stress. Yield is a q ...

5 Tolerance to Combined Stress of Drought and Salinity in Barley 99 5.7 Physiological and Biochemical Bases for Drought and Sali ...

100 I. M. Ahmed et al. the stomata and the mesophyll (Flexas et al. 2007 ) or the alterations of photosyn- thetic metabolism (La ...

5 Tolerance to Combined Stress of Drought and Salinity in Barley 101 5.7.4 Chlorophyll Fluorescence Chlorophyll fluorescence ana ...

102 I. M. Ahmed et al. contents in the plant tissues diminished under drought, possibly because of low- ered PO 43 − mobility as ...

5 Tolerance to Combined Stress of Drought and Salinity in Barley 103 salinity-induced oxidative stress (Fig. 5.2). Different ant ...