Liangyun LiuXinjie LiuZhihui Wang 0004Bing Zhang 0001Measurement and Analysis of Bidirectional SIF Emissions in Wheat Canopies.2640-2651201654IEEE Trans. Geosci. Remote. Sens.5https://doi.org/10.1109/TGRS.2015.2504089db/journals/tgrs/tgrs54.html#LiuLWZ16