B. 2010 Soybean Experiment The soybean study was conducted at the National Institute of Crop Science experimental field (Latitude 37.2597, Longitude 126.9757). The size of the soybean field was 25×32 m, and the sowing date was June 4. The plants reached peak biomass on September 28 and were harvested on October 20 (139 days after sowing). Photographs illustrating plant conditions are included in Fig. 2. Biophysical measurements (including fresh and dry biomass, plant height, and LAI) were observed weekly