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3 夏玉米产量及气象因子原始数据的标准化处理
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Table 3 Standardization of original data of summer maize yield and meteorological factors
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品种类型 Type of maize | 播期 Sowing date | 有效积温 GDD (℃·d) | 日均温 ADT (℃) | 平均土壤温度 AST (℃) | 日照时数 DLH (h) | 降水量 AR (mm) | 气温日较差 ADTD (℃) | 产量 Yield (kg/hm2) | 早熟品种 | K1 | 1.049 | 1.021 | 1.026 | 1.052 | 0.972 | 1.042 | 1.070 | Precocious variety | K2 | 1.025 | 1.012 | 1.014 | 1.016 | 1.013 | 1.007 | 1.052 | | K3 | 0.981 | 0.992 | 0.989 | 0.983 | 0.990 | 0.987 | 0.981 | | K4 | 0.946 | 0.975 | 0.971 | 0.949 | 1.026 | 0.964 | 0.897 | 中熟品种 | K1 | 1.064 | 1.032 | 1.027 | 1.056 | 0.993 | 1.038 | 1.085 | Medium variety | K2 | 1.021 | 1.017 | 1.010 | 1.015 | 0.994 | 1.008 | 1.044 | | K3 | 0.978 | 0.986 | 0.993 | 0.985 | 1.006 | 0.987 | 1.001 | | K4 | 0.937 | 0.965 | 0.970 | 0.944 | 1.006 | 0.967 | 0.870 |
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