Fig. 2From: Experimental archaeological study in China: implications for reconstruction of past manuring and dietary practices indicated by δ15N values of Setaria italica and Panicum miliaceumThe millet grown in actual farmland in Xi’an, Shaanxi Province, China, in 2022 (see Fig. 1 for details of plots involved in this study). The photos show fermentation of animal manure (upper left), the experimental area (Setaria, upper middle; Panicum, upper right), foxtail millet (lower left), and broomcorn millet (lower middle) close to harvest time. The lower right shows the harvest of broomcorn milletBack to article page