“…1) in dietary and agricultural practices during the Neolithic period of China has become available (Barton et al, 2009;Cohen, 1998;Crawford et al, 2004Crawford et al, , 2005Crawford, 2006Crawford, , 2009Hu et al, 2006Hu et al, , 2008Jin, 2009;Liu et al, 2007;Lu, 1999;Lu et al, 2009;Pechenkina et al, 2002Pechenkina et al, , 2005Qi et al, 2004;Underhill, 1997Underhill, , 2002Underhill and Habu, 2006;Zhang et al, 2003, Zhao, 1998, 2010. In particular, the expanded and systematic application of flotation to collect macrobotanical remains has yielded evidence that dietary practices were more diverse than realized, with a considerable range in northern China alone (e.g., Crawford et al, 2005;Lee et al, 2007).…”