黄淮海平原夏玉米生长季气候资源分配与利用特征
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张金鑫, 葛均筑, 李从锋, 周宝元
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Characteristics of Climate Resources Distribution and Utilization during the Growth Period of Summer Maize in Huang-Huai-Hai Plain
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Zhang Jinxin, Ge Junzhu, Li Congfeng, Zhou Baoyuan
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表6 夏玉米生育期内降水分配
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Table 6 Distribution of precipitation for summer maize
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年份 Year | 地点 Site | 花前Pre-flowering | | 花后Post-flowering | | 全生育期Whole growth period | 降水量Pr (mm) | 分配率PDR (%) | | 降水量Pr (mm) | 分配率PDR (%) | | 降水量Pr (mm) | 降水比值PR | 2017 | 宁津 | 270 | 56 | | 214 | 44 | | 484 | 1.26 | | 莘县 | 205 | 76 | | 66 | 24 | | 271 | 3.11 | | 内丘 | 268 | 65 | | 145 | 35 | | 413 | 1.85 | | 永年 | 118 | 62 | | 72 | 38 | | 190 | 1.64 | | 叶县 | 207 | 50 | | 216 | 50 | | 413 | 0.96 | | 原阳 | 88 | 51 | | 86 | 49 | | 174 | 1.02 | 2018 | 宁津 | 220 | 43 | | 290 | 57 | | 510 | 0.76 | | 莘县 | 68 | 27 | | 180 | 73 | | 248 | 0.38 | | 内丘 | 294 | 67 | | 145 | 33 | | 439 | 2.03 | | 永年 | 138 | 53 | | 124 | 47 | | 262 | 1.12 | | 叶县 | 119 | 44 | | 151 | 56 | | 270 | 0.79 | | 原阳 | 296 | 61 | | 190 | 39 | | 486 | 1.56 | 平均值Mean value | 191 | 55 | | 157 | 45 | | 347 | 1.21 | 变异系数CV (%) | 41.18 | 22.59 | | 40.39 | 27.16 | | 33.84 | 57.53 |
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