000 02630nab|a22003977a|4500
999 _c62728
_d62720
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008 200423s2020||||xxk|||p|op||||00||0|eng|d
022 _a2045-2322
024 8 _ahttps://doi.org/10.1038/s41598-020-58402-y
040 _aMX-TxCIM
041 _aeng
100 1 _aKavamura, V.N.
_916477
245 1 0 _aWheat dwarfing influences selection of the rhizosphere microbiome
260 _aLondon (United Kingdom) :
_bNature Publishing Group,
_c2020.
500 _aPeer review
500 _aOpen Access
520 _aThe development of dwarf wheat cultivars combined with high levels of agrochemical inputs during the green revolution resulted in high yielding cropping systems. However, changes in wheat cultivars were made without considering impacts on plant and soil microbe interactions. We studied the effect of these changes on root traits and on the assembly of rhizosphere bacterial communities by comparing eight wheat cultivars ranging from tall to semi-dwarf plants grown under field conditions. Wheat breeding influenced root diameter and specific root length (SRL). Rhizosphere bacterial communities from tall cultivars were distinct from those associated with semi-dwarf cultivars, with higher differential abundance of Actinobacteria, Bacteroidetes and Proteobacteria in tall cultivars, compared with a higher differential abundance of Verrucomicrobia, Planctomycetes and Acidobacteria in semi-dwarf cultivars. Predicted microbial functions were also impacted and network analysis revealed a greater level of connectedness between microbial communities in the tall cultivars relative to semi-dwarf cultivars. Taken together, results suggest that the development of semi-dwarf plants might have affected the ability of plants to recruit and sustain a complex bacterial community network in the rhizosphere.
546 _aText in English
650 7 _aWheat
_gAGROVOC
_2
_91310
650 7 _2AGROVOC
_99082
_aDwarf varieties
650 7 _2AGROVOC
_913746
_aRhizosphere
650 7 _2AGROVOC
_97739
_aSoil microorganisms
700 1 _aRobinson, R.J.
_916478
700 1 _aHughes, D.
_916479
700 1 _aClark, I.
_916480
700 1 _aRossmann, M.
_916481
700 1 _aDe Melo, I.S.
_916482
700 1 _aHirsch, P.R.
_916483
700 1 _aMendes, R.
_916484
700 1 _aMauchline, T.H.
_916485
773 0 _tNature Scientific Reports
_gv. 10, art. 1452
_dLondon (United Kingdom) : Nature Publishing Group, 2020.
_x2045-2322
_wa58025
856 4 _yClick here to access online
_uhttps://doi.org/10.1038/s41598-020-58402-y
942 _cJA
_n0
_2ddc