ning xia zhi bei 宁夏植被ning xia nong ye kan cha she ji yuan ning xia chu mu ju ning xia nong xue yuan zhu bian 宁夏农业勘查设计院、宁夏畜牧局、宁夏农学院主编 · First published 1988Open the Tome
ning xia liu pan shan he lan shan mu ben zhi wu tu jian 宁夏六盘山贺兰山木本植物图鉴feng xian yuan zhu bian 冯显远主编 · First published 1979Open the Tome
