漳县位于陇西黄土高原和西秦岭山地的过渡地带,境内海拔1640～3941m、年平均气温7.2℃、无霜期106～170天、年日照2300小时以上、年降水460～550mm,属典型的高寒阴湿气候区。由于该地气候条件非常适宜蚕豆生长发育,所产蚕豆因子粒白净、蛋白质含量高和适口性好而深受国内外 Zhang County is located in the transitional zone between the Longxi Loess Plateau and the West Qinling Mountains, with an elevation of 1640 ~ 3941m, an annual average temperature of 7.2 ℃, frost-free period of 106 ~ 170 days, annual sunshine of 2,300 hours and annual precipitation of 460 ~ 550mm, Climate zone. Because of the climatic conditions are very suitable for the growth and development of fava beans, fava bean protein produced net white, high protein content and palatability is good at home and abroad