稻麦两熟制下秸秆还田模式的产量和经济效益分析
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张刚, 张世洁, 王德建, 俞元春
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Analysis of Yield and Economic Benefit of Straw Incorporation under Rice-Wheat Double Cropping System
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Zhang Gang, Zhang Shijie, Wang Dejian, Yu Yuanchun
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表2 秸秆还田模式对秸秆利用率的影响（2012-2018）
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Table 2 Effects of straw incorporation modes on straw use efficiency (2012-2018)
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模式
Mode | 增产率Rate of yield (%) | | 边际产量Marginal yield (kg/kg) | | 农学利用率Agronomic use efficiency (kg/kg) | 稻季
Rice season | 麦季
Wheat season | 周年
Annual | 稻季
Rice season | 麦季
Wheat season | 周年
Annual | 稻季
Rice season | 麦季
Wheat season | 周年
Annual | | S0 | – | – | – | | – | – | – | | – | – | – | | WS | 9.77b | -0.65ab | 5.65b | | -0.14b | -0.01b | 0.13a | | 0.14ab | -0.006ab | 0.13a | | RS | 26.20a | -6.70b | 13.20a | | -0.29a | -0.07c | 0.22a | | 0.21a | -0.035b | 0.17a | | WRS | 21.90a | -0.88a | 13.60a | | -0.06c | -0.07a | 0.01b | | 0.11b | -0.003a | 0.11a |
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