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\bibitem{Tao_etal2014} Tao, F., Zhang, S., Zhang, Z., \& R{\"o}tter, R. P. (2014). Maize growing duration was prolonged across China in the past three decades under the combined effects of temperature, agronomic management, and cultivar shift. \textit{Glob. Chang. Biol.}, \textit{20}(12), 3686--3699.

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