Zhongguo nong tian sheng tai xi tong yang fen xun huan yu ping heng ji qi guan liLinzhang Yang · First published 2008Open the Tome
Sanxia ku shou di qu tu di zi yuan qian li yu sheng tai huan jing jian she =Linzhang Yang · First published 2007Open the Tome
Zhongguo dao tian sheng tai xi tongQi Xu, Linzhang Yang, Yuanhua Dong · First published 1998Open the Tome
