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022 _a2041-1723 (Online)
024 8 _ahttps://doi.org/10.1038/s41467-022-34411-5
040 _aMX-TxCIM
041 _aeng
100 1 _aMinoli, S.
_95083
245 1 0 _aGlobal crop yields can be lifted by timely adaptation of growing periods to climate change
260 _bNature Publishing Group,
_c2022.
_aLondon (United Kingdom) :
500 _aPeer review
500 _aOpen Access
520 _aAdaptive management of crop growing periods by adjusting sowing dates and cultivars is one of the central aspects of crop production systems, tightly connected to local climate. However, it is so far underrepresented in crop-model based assessments of yields under climate change. In this study, we integrate models of farmers’ decision making with biophysical crop modeling at the global scale to simulate crop calendars adaptation and its effect on crop yields of maize, rice, sorghum, soybean and wheat. We simulate crop growing periods and yields (1986-2099) under counterfactual management scenarios assuming no adaptation, timely adaptation or delayed adaptation of sowing dates and cultivars. We then compare the counterfactual growing periods and corresponding yields at the end of the century (2080-2099). We find that (i) with adaptation, temperature-driven sowing dates (typical at latitudes >30°N-S) will have larger shifts than precipitation-driven sowing dates (at latitudes <30°N-S); (ii) later-maturing cultivars will be needed, particularly at higher latitudes; (iii) timely adaptation of growing periods would increase actual crop yields by ~12%, reducing climate change negative impacts and enhancing the positive CO2 fertilization effect. Despite remaining uncertainties, crop growing periods adaptation require consideration in climate change impact assessments.
546 _aText in English
597 _aNutrition, health & food security
_bTransforming Agrifood Systems in South Asia
_cResilient Agrifood Systems
_dFederal Ministry of Education and Research, Germany
_dCGIAR Trust Fund
_dInternational Wheat Yield Partnership (IWYP)
_dUnited States Agency for International Development
_dBill & Melinda Gates Foundation
_uhttps://hdl.handle.net/10568/127973
650 7 _aAgroecology
_2AGROVOC
_93995
650 7 _aClimate change
_2AGROVOC
_91045
650 7 _aModelling
_2AGROVOC
_911710
650 7 _aPlant breeding
_gAGROVOC
_2
_91203
700 1 _aJägermeyr, J.
_919758
700 1 _aAsseng, S.
_91568
700 1 _aUrfels, A.
_8001711637
_gSustainable Intensification Program
_gFormerly Sustainable Agrifood Systems
_94925
700 1 _aMüller, C.
_939120
773 0 _tNature Communications
_gv. 13, art. 7079
_dLondon (United Kingdom) : Nature Publishing Group, 2022.
_x2041-1723
_w57824
856 4 _yOpen Access through DSpace
_uhttps://hdl.handle.net/10883/22443
942 _cJA
_n0
_2ddc
999 _c65933
_d65925