鲁南地区夏玉米产量对气象因子的响应
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吴荣华,庄克章,刘鹏,张春艳
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Response of Summer Maize Yield to Meteorological Factors in Lunan Region
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Ronghua Wu,Kezhang Zhuang,Peng Liu,Chunyan Zhang
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表4 夏玉米产量与各气象因子标准化数据的绝对差值
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Table 4 Absolute difference of summer maize yields and meteorological factors
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品种类型 Type of maize | 播期 Sowing date | Δ有效积温 ΔGDD | Δ日均温 ΔADT | Δ平均土壤温度 ΔAST | Δ日照时数 ΔDLH | Δ降水量 ΔAR | Δ气温日较差 ΔADTD | 早熟品种 | K1 | 0.021 | 0.049 | 0.017 | 0.035 | 0.098 | 0.028 | Precocious variety | K2 | 0.027 | 0.040 | 0.036 | 0.015 | 0.039 | 0.044 | | K3 | 0.000 | 0.011 | 0.002 | 0.015 | 0.009 | 0.006 | | K4 | 0.049 | 0.078 | 0.052 | 0.035 | 0.129 | 0.067 | 中熟品种 | K1 | 0.021 | 0.053 | 0.058 | 0.029 | 0.092 | 0.047 | Medium variety | K2 | 0.022 | 0.026 | 0.033 | 0.029 | 0.050 | 0.035 | | K3 | 0.023 | 0.015 | 0.008 | 0.016 | 0.005 | 0.014 | | K4 | 0.067 | 0.095 | 0.099 | 0.074 | 0.136 | 0.096 |
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