夏玉米产量与光温生产效率差异分析——以山东省为例
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王洪章,刘鹏,董树亭,张吉旺,赵斌,任佰朝
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Analysis of Gap Between Yield and Radiation Production Efficiency and Temperature Production Efficiency in Summer Maize: Taking Shandong Province as an Example
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WANG HongZhang,LIU Peng,DONG ShuTing,ZHANG JiWang,ZHAO Bin,REN BaiZhao
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表3 不同产量层次夏玉米籽粒产量及各级产量差
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Table 3 Grain yield and yield gap under different yield levels
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年份
Year | 地点
Site | 籽粒产量Grain yield (t·hm-2) | | 产量差距Yield gap (t·hm-2) | | YRT | YSH | YHH | YFP | YCK | | YGt | YGI | YGII | YGIII | YGIV | YGs | | 2017 | 泰安Taian | 17.71 | 12.30 | 11.30 | 9.97 | 8.78 | | 8.93 | 5.41 | 1.00 | 1.33 | 1.19 | — | | 淄博Zibo | 16.78 | 12.07 | 11.42 | 9.80 | 8.60 | | 8.18 | 4.71 | 0.65 | 1.62 | 1.2 | 0.17 | | 烟台Yantai | 15.84 | 11.99 | 11.91 | 9.85 | 8.27 | | 7.57 | 3.85 | 0.08 | 2.06 | 1.58 | 0.12 | | 2018 | 泰安Taian | 19.06 | 12.53 | 11.33 | 8.75 | 7.51 | | 11.55 | 6.53 | 1.20 | 2.58 | 1.24 | 0.81 | | 淄博Zibo | 20.25 | 12.34 | 11.29 | 9.41 | 8.01 | | 12.24 | 7.91 | 1.05 | 1.88 | 1.40 | 0.15 | | 烟台Yantai | 19.09 | 12.41 | 11.46 | 9.56 | 8.10 | | 10.99 | 6.68 | 0.95 | 1.90 | 1.46 | — | | 平均Average | 18.12 | 12.27 | 11.45 | 9.56 | 8.21 | | 9.91 | 5.85 | 0.82 | 1.90 | 1.35 | 0.21 |
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