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022 _a1473-5903
022 _a1747-762X (Online)
024 8 _ahttps://doi.org/10.1080/14735903.2023.2255450
040 _aMX-TxCIM
041 _aeng
100 0 _aAbebe Zeleke
_932022
245 1 0 _aSpatiotemporal analysis of rainfall and temperature variability and trends for climate resilient maize farming system in major agroecology zones of northwest Ethiopia
260 _bTaylor and Francis Ltd.,
_c2023.
_aColchester (United Kingdom) :
500 _aPeer review
500 _aOpen Access
520 _aSpatiotemporal studies of the annual and seasonal climate variability and trend on an agroecological spatial scale for establishing a climate-resilient maize farming system have not yet been conducted in Ethiopia. The study was carried out in three major agroecological zones in northwest Ethiopia using climate data from 1987 to 2018. The coefficient of variation (CV), precipitation concertation index (PCI), and rainfall anomaly index (RAI) were used to analyze the variability of rainfall. The Mann-Kendall test and Sen’s slope estimator were also applied to estimate trends and slopes of changes in rainfall and temperature. High-significance warming trends in the maximum and minimum temperatures were shown in the highland and lowland agroecology zones, respectively. Rainfall has also demonstrated a maximum declining trend throughout the keremt season in the highland agroecology zone. However, rainfall distribution has become more unpredictable in the Bega and Belg seasons. Climate-resilient maize agronomic activities have been determined by analyzing the onset and cessation dates and the length of the growth period (LGP). The rainy season begins between May 8 and June 3 and finishes between October 26 and November 16. The length of the growth period (LGP) during the rainy season ranges from 94 to 229 days.
546 _aText in English
650 7 _aAgroecology
_2AGROVOC
_93995
650 7 _aClimate
_2AGROVOC
_91558
650 7 _aClimate variability
_2AGROVOC
_923828
650 7 _aMaize
_2AGROVOC
_91173
651 7 _2AGROVOC
_92025
_aEthiopia
700 1 _aFantaye, K.T.
_8INT3458
_9956
_gSustainable Agrifood Systems
700 1 _aTaddesse, T.
_919580
700 0 _aTeferi Alem
_932023
700 1 _aAdeme, D.
_913713
700 1 _aAdgo, E.
_913716
773 0 _tInternational Journal of Agricultural Sustainability
_gv. 21, no. 1, art. 2255450
_dColchester (United Kingdom) : Taylor and Francis Ltd., 2023.
_x1473-5903
_wu95894
856 4 _yOpen Access through DSpace
_uhttps://hdl.handle.net/10883/22744
942 _cJA
_n0
_2ddc
999 _c66550
_d66542