糜子绿豆间作模式下糜子光合物质生产及水分利用效率
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宫香伟,党科,李境,罗艳,赵冠,杨璞,高小丽,高金锋,王鹏科,冯佰利
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Effects of Different Intercropping Patterns on Photosynthesis Production Characteristics and Water Use Efficiency of Proso Millet
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XiangWei GONG,Ke DANG,Jing LI,Yan LUO,Guan ZHAO,Pu YANG,XiaoLi GAO,JinFeng GAO,PengKe WANG,BaiLi FENG
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表3 不同间作模式对作物经济效益及土地当量比的影响
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Table 3 Effects of different intercropping patterns on crop economic benefits and LER
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| 年份Year | 处理
Treatment | 经济效益Economic benefits | 土地当量比
Land equivalent ratio | 农资总投入
Total material input (Yuan/hm2) | 总产值
Output value
(Yuan/hm2) | 经济效益
Economic benefit (Yuan/hm2) | 产投比
Input-output ratio | | 2017 | SP | 900 | 10676.4±325.3a | 9776.4±325.3a | 11.9±0.4a | — | | SM | 1500 | 10378.8±83.0b | 8878.8±83.0c | 6.9±0.1f | — | | 2P2M | 1200 | 9385.3±122.6d | 8185.3±122.6d | 7.8±0.1d | 1.59±0.03c | | 4P2M | 1100 | 10294.5±167.2bc | 9194.5±167.2b | 9.4±0.2b | 1.50±0.02d | | 4P4M | 1200 | 10037.7±93.6c | 8873.7±93.6c | 8.4±0.1c | 1.71±0.04b | | 2P4M | 1300 | 9519.0±68.1d | 8219.0±68.1d | 7.3±0.1e | 1.86±0.02a | | 2018 | SP | 850 | 10934.8±670.0bc | 10084.8±670.0a | 12.9±0.8a | — | | SM | 1700 | 11869.7±292.1a | 10169.7±292.1a | 7.0±0.2d | — | | 2P2M | 1275 | 10842.0±346.7bc | 9567.0±346.7a | 8.5±0.3c | 1.86±0.18b | | 4P2M | 1133 | 10593.9±415.3c | 9460.9±415.3a | 9.4±0.4b | 1.71±0.20b | | 4P4M | 1275 | 11133.62±365.7bc | 9858.6±365.7a | 8.7±0.3bc | 1.91±0.18ab | | 2P4M | 1558 | 11449.3±522.5ab | 9891.3±522.5a | 7.3±0.3d | 2.22±0.29a |
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