start-ver=1.4 cd-journal=joma no-vol=9 cd-vols= no-issue=10 article-no= start-page=223 end-page= dt-received= dt-revised= dt-accepted= dt-pub-year=2019 dt-pub=20191013 dt-online= en-article= kn-article= en-subject= kn-subject= en-title= kn-title=Differential Response of Sugar Beet to Long-Term Mild to Severe Salinity in a Soil-Pot Culture en-subtitle= kn-subtitle= en-abstract= kn-abstract=Attempts to cultivate sugar beet (Beta vulgaris spp. vulgaris) in the sub-tropical saline soils are ongoing because of its excellent tolerance to salinity. However, the intrinsic adaptive physiology has not been discovered yet in the sub-tropical climatic conditions. In this study, we investigated morpho-physiological attributes, biochemical responses, and yield of sugar beet under a gradient of salinity in the soil-pot culture system to evaluate its adaptive mechanisms. Results exhibited that low and high salinity displayed a differential impact on growth, photosynthesis, and yield. Low to moderate salt stress (75 and 100 mM NaCl) showed no inhibition on growth and photosynthetic attributes. Accordingly, low salinity displayed simulative effect on chlorophyll and antioxidant enzymes activity which contributed to maintaining a balanced H2O2 accumulation and lipid peroxidation. Furthermore, relative water and proline content showed no alteration in low salinity. These factors contributed to improving the yield (tuber weight). On the contrary, 250 mM salinity showed a mostly inhibitory role on growth, photosynthesis, and yield. Collectively, our findings provide insights into the mild-moderate salt adaptation strategy in the soil culture test attributed to increased water content, elevation of photosynthetic pigment, better photosynthesis, and better management of oxidative stress. Therefore, cultivation of sugar beet in moderately saline-affected soils will ensure efficient utilization of lands. en-copyright= kn-copyright= en-aut-name=Tahjib-UI-ArifMd. en-aut-sei=Tahjib-UI-Arif en-aut-mei=Md. kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=1 ORCID= en-aut-name=SohagAbdullah Al Mamun en-aut-sei=Sohag en-aut-mei=Abdullah Al Mamun kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=2 ORCID= en-aut-name=AfrinSonya en-aut-sei=Afrin en-aut-mei=Sonya kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=3 ORCID= en-aut-name=BasharKazi Khayrul en-aut-sei=Bashar en-aut-mei=Kazi Khayrul kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=4 ORCID= en-aut-name=AfrinTania en-aut-sei=Afrin en-aut-mei=Tania kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=5 ORCID= en-aut-name=MahamudA. G. M. Sofi Uddin en-aut-sei=Mahamud en-aut-mei=A. G. M. Sofi Uddin kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=6 ORCID= en-aut-name=PolashMohammed Arif Sadik en-aut-sei=Polash en-aut-mei=Mohammed Arif Sadik kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=7 ORCID= en-aut-name=HossainMd. Tahmeed en-aut-sei=Hossain en-aut-mei=Md. Tahmeed kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=8 ORCID= en-aut-name=SohelMd. Abu Taher en-aut-sei=Sohel en-aut-mei=Md. Abu Taher kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=9 ORCID= en-aut-name=BresticMarian en-aut-sei=Brestic en-aut-mei=Marian kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=10 ORCID= en-aut-name=MurataYoshiyuki en-aut-sei=Murata en-aut-mei=Yoshiyuki kn-aut-name= kn-aut-sei= kn-aut-mei= aut-affil-num=11 ORCID= affil-num=1 en-affil=Graduate School of Environmental and Life Science, Okayama University kn-affil= affil-num=2 en-affil=Department of Biochemistry and Molecular Biology, Faculty of Agriculture, Bangladesh Agricultural University kn-affil= affil-num=3 en-affil=Graduate School of Environmental and Life Science, Okayama University kn-affil= affil-num=4 en-affil=Bangladesh Jute Research Institute kn-affil= affil-num=5 en-affil=Graduate Training Institute, Bangladesh Agricultural University kn-affil= affil-num=6 en-affil=Food Biochemistry Laboratory, Department of Biochemistry and Molecular Biology, Faculty of Agriculture, Bangladesh Agricultural University kn-affil= affil-num=7 en-affil=Department of Crop Botany, Faculty of Agriculture, Bangladesh Agricultural University kn-affil= affil-num=8 en-affil=Department of Biochemistry and Molecular Biology, Faculty of Agriculture, Bangladesh Agricultural University kn-affil= affil-num=9 en-affil=Agronomy and Farming System Division, Bangladesh Sugar Crop Research Institute kn-affil= affil-num=10 en-affil=Department of Plant Physiology, Faculty of Agrobiology and Food Resources, Slovak University of Agriculture kn-affil= affil-num=11 en-affil=Graduate School of Environmental and Life Science, Okayama University kn-affil= en-keyword=antioxidant enzymes kn-keyword=antioxidant enzymes en-keyword=photosynthesis kn-keyword=photosynthesis en-keyword=reactive oxygen species kn-keyword=reactive oxygen species en-keyword=salinity kn-keyword=salinity en-keyword=sugar beet kn-keyword=sugar beet en-keyword=yield kn-keyword=yield END