地基微波遥感评估黄河源区草原下垫面土壤冻融过程研究

蒋雨芹,文军,吕少宁,王作亮,刘闻慧,武月月,邓浩

Study on evaluating soil freeze/thaw process of grassland underlying surface in source region of the Yellow River by using ground-based microwave remote sensing

Yuqin JIANG,Jun WEN,Shaoning LÜ,Zuoliang WANG,Wenhui LIU,Yueyue WU,Hao DENG

图9 在50°（a）和60°（b）入射角下，选用Tsoil5.0cm作为参考数据集的各个冻结指数在最佳阈值时的季节准确度

Fig.9 Seasonal accuracy of each frost factor selected as the reference data set Tsoil5.0cm atthe optimal threshold under the incidence angles of 50° （a） and 60° （b）