内蒙古黄土高原秸秆还田对玉米农田土壤水热状况及产量的影响
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刁生鹏,高日平,高宇,任永峰,赵沛义,袁伟,高学峰
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Effects of Straw Returning on Soil Hydrothermal and Yield of Maize in Loess Plateau of Inner Mongolia
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Shengpeng Diao,Riping Gao,Yu Gao,Yongfeng Ren,Peiyi Zhao,Wei Yuan,Xuefeng Gao
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表1 秸秆还田对玉米叶面积指数和地上部干物质积累的影响
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Table 1 Effects of straw returning on leaf area index and dry matter accumulation of maize
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年份 Year | 处理 Treatment | 叶面积指数Leaf area index | | 地上部干物质(g/株) Above ground dry matter (g/plant) | 苗期 Seedling stage | 拔节期 Jointing stage | 抽雄期 Tasseling stage | 灌浆期 Filling stage | 成熟期 Mature stage | | 苗期 Seedling stage | 拔节期 Jointing stage | 抽雄期 Tasseling stage | 灌浆期 Filling stage | 成熟期 Mature stage | 2017 | CK | 0.41a | 1.69c | 2.86d | 3.63d | 2.60c | | 3.51a | 54.59d | 302.81c | 592.57d | 622.20d | | SF1 | 0.34c | 1.77bc | 3.46c | 3.87c | 3.21b | | 3.52a | 61.25c | 334.89b | 606.01c | 636.31c | | SF2 | 0.37b | 2.02a | 3.71a | 4.08a | 3.45a | | 3.55a | 83.69a | 346.22a | 655.95a | 688.75a | | SF3 | 0.36b | 1.93b | 3.55b | 3.93b | 3.30ab | | 3.54a | 75.66b | 330.28b | 633.30b | 664.96b | 2018 | CK | 0.51a | 1.88c | 2.86d | 3.72d | 2.90d | | 3.28c | 55.70d | 308.99c | 604.66d | 634.89d | | SF1 | 0.44c | 1.95b | 3.46c | 3.91c | 3.21c | | 3.45b | 62.50c | 331.32b | 618.38c | 649.29c | | SF2 | 0.47b | 2.22a | 3.71a | 4.21a | 3.80a | | 3.56a | 85.40a | 353.29a | 669.34a | 702.80a | | SF3 | 0.46b | 1.93b | 3.55b | 4.03b | 3.50b | | 3.28c | 77.20b | 337.02b | 646.22b | 678.53b |
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