改善土壤通气性促进甘薯源库间光合产物运转的原因解析
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刘永晨,司成成,柳洪鹃,张彬彬,史春余
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Reason exploration for soil aeration promoting photosynthate transportation between sink and source in sweet potato
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Yong-Chen LIU,Cheng-Cheng SI,Hong-Juan LIU,Bin-Bin ZHANG,Chun-Yu SHI
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表2 块根产量及经济系数
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Table 2 Yield of storage root and its economic coefficient
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| 年份Year | 品种
Variety | 处理Treatment | 单株结薯数
Number of storage root (lump plant-1) | 单薯重
Fresh weight
(g lump-1) | 块根产量
Storage root yield (kg hm-2) | 经济系数
Economic coefficient
(%) | | 2017 | 商薯19
Shangshu 19 | SS | 4.56 b | 244.31 a | 55660.87 a | 70.47 a | | CK | 4.42 b | 214.53 b | 47280.21 b | 65.90 b | | JS | 5.72 a | 141.49 c | 40206.75 c | 61.79 c | 济徐23
Jixu 23 | SS | 3.58 b | 315.09 a | 55913.79 a | 79.61 a | | CK | 3.47 b | 274.83 b | 46897.60 b | 75.34 b | | JS | 4.39 a | 188.87 c | 41110.64 c | 63.72 c | | 2018 | 商薯19
Shangshu 19 | SS | 3.99 b | 296.34 a | 59113.79 a | 80.13 a | | CK | 3.88 b | 223.33 b | 43361.92 b | 67.57 b | | JS | 4.62 a | 148.89 c | 34353.97 c | 56.35 c | 济徐23
Jixu 23 | SS | 2.99 b | 363.18 a | 54170.01 a | 89.68 a | | CK | 2.91 b | 243.25 b | 34227.44 b | 83.42 b | | JS | 3.56 a | 154.82 c | 27550.52 c | 71.19 c |
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