000 02978nab|a22003857a|4500
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_d63688
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022 _a2045-2322
024 8 _ahttps://doi.org/10.1038/s41598-021-86766-2
040 _aMX-TxCIM
041 _aeng
100 1 _aSánchez-Rodríguez, A.R.
_919825
245 1 0 _aCombining P and Zn fertilization to enhance yield and grain quality in maize grown on Mediterranean soils
260 _aLondon (United Kingdom) :
_bNature Publishing Group,
_c2021.
500 _aPeer review
500 _aOpen Access
520 _aThe main aim of this study was to elucidate the effect of individual and joint fertilization with P and Zn on maize plants grown on typical Mediterranean soils with a limited Zn availability. For this purpose, we examined the effects of P and Zn fertilization individually and in combination on growth, yield and grain protein content in maize grown in pots filled with three different Mediterranean soils (LCV, FER and INM). Phosphorus and Zn translocation to grain was impaired, and aboveground dry matter and yield at harvest reduced by 8–85% (LCV and FER), in plants treated with Zn or P alone relative to unfertilized (control) plants. In contrast, joint fertilization with P and Zn enhanced translocation of these nutrients to grain and significantly increased aboveground dry matter (30% in LCV, 50% in FER and 250% in INM) and grain Zn availability in comparison with control plants. Also, joint application of both nutrients significantly increased grain P (LCV) and Zn (LCV and FER) use efficiency relative P and Zn, respectively, alone. Yield was increased between 31% in LCV and 121% in FER relative to control plants, albeit not significantly. Fertilization with P or Zn significantly influenced the abundance of specific proteins affecting grain quality (viz., storage, lys-rich and cell wall proteins), which were more abundant in mature grains from plants fertilized with Zn alone and, to a lesser extent, P + Zn. Sustainable strategies in agriculture should consider P–Zn interactions in maize grown on soils with a limited availability of Zn, where Zn fertilization is crucial to ensure grain quality.
546 _aText in English
650 7 _aPhosphate fertilizers
_2AGROVOC
_95313
650 7 _aZinc
_2AGROVOC
_91315
650 7 _aMaize
_gAGROVOC
_2
_91173
650 7 _aXeric soils
_2AGROVOC
_919826
700 1 _aRey, M.D.
_919827
700 1 _aNechate-Drif, H.
_919828
700 1 _aCastillejo, M.A.
_919829
700 1 _aJorrín-Novo, J.V.
_919830
700 1 _aTorrent, J.
_919831
700 1 _aCampillo, M.C. del
_919832
700 1 _aSacristán, D.
_919833
773 0 _gv. 11, art. 7427
_dLondon (United Kingdom) : Nature Publishing Group, 2021.
_x2045-2322
_tNature Scientific Reports
_wa58025
856 4 _yClick here to access online
_uhttps://doi.org/10.1038/s41598-021-86766-2
942 _cJA
_n0
_2ddc