The objective of this study was to investigate the input and output of energy, carbon input and sequestration, and economic benefits of fragrant and nonfragrant rice under different crop management… Click to show full abstract
The objective of this study was to investigate the input and output of energy, carbon input and sequestration, and economic benefits of fragrant and nonfragrant rice under different crop management practices, with the aim of providing theoretical guidance for sustainable rice production. Two high‐yield and popular rice varieties, Yuxiangyouzhan and Jiyou615, were grown under three nitrogen fertilizer levels (0, 150, and 220 kg ha−1) and three planting methods (manual transplanting, mechanical transplanting, and mechanical direct seeding) during 2018 and 2019.
               
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