GEE支持下的河南省冬小麦面积提取及长势监测
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周珂,柳乐,张俨娜,苗茹,杨阳
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Area Extraction and Growth Monitoring of Winter Wheat in Henan Province Supported by Google Earth Engine
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ZHOU Ke,LIU Le,ZHANG YanNa,MIAO Ru,YANG Yang
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表2 Landsat 8选取影像详情
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Table 2 The details of selected Landsat 8 image
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| 年份 Year | 日期 Date (M-D) | 选用影像数据年份Year of image data selected | 筛选云量 Cloud covered | 数量 Count | | 2017-2018 | 09-15—11-15 | 2015-2017 | <20% | 70 | | 12-01—03-25 | 2015-2018 | <20% | 133 | | 2018-2019 | 09-15—11-15 | 2016-2018 | <20% | 83 | | 12-01—03-25 | 2016-2019 | <20% | 125 | | 2019-2020 | 09-15—11-15 | 2017-2019 | <20% | 94 | | 12-01—03-25 | 2019-2020 | <10% | 36 |
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