5Stegelmeier B L,Molyneux J,Elbein A D,et a1.The lesions of locoweed(Astragalus rnol Zissirnus),swainsonine,and castanospermine in rats[J].Vet Pathol,1995(32):289-298.
6Cook D,Ralphs M H,Welch K D,et al.Locoweed poisoning in livestock[J].Society for Range Management,2009(2):16-21.
7James L F,Van Kampen K R,Hartly W J.Comparative pathology of Astragalus(locoweed)and swainsona poisoning in sheep[J].Path Vet,1970(7):116-125.