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. 2016 Jun 20;6:28255. doi: 10.1038/srep28255

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Copyright © 2016, Macmillan Publishers Limited

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Seasonal variation in surface standing water depth (SSWD) in the 2013 (a) Huayou14; (b) Hanyou8 and 2014 (c) Huayou14; (d) Hanyou8 rice growing seasons. Abbreviations: NA100% = normal amount of irrigation, NA70 = 70% of normal irrigation, NA30 = 30% of normal irrigation. Gray belts represent the mid-season drainage periods. Error bars represent standard errors of the means.