6Ramirez R G.Feed resources and feeding techniques of small ruminants under extensive management conditions[J].Small Ruminant Research,1999,34:215-230. 被引量：1
8Manske L L.Adaptive tolerance mechanisms in grass plants[A].In:Abouguendia Z.Total ranch management in the Northern Great Plains[C].Regina,Saskatchewan,Canada:Grazing and pasture technology program,Saskatchewan Agriculture and Food,1996.97-99. 被引量：1
9Manske L L.Can native prairie be sustained under livestock grazing? [A].In:Thorpe J,Steeves T A,Gollop M.Proceedings of the fifth prairie conservation and endangered species conference[C].Provincial Museum of Alberta.Natural History Occasional Paper No.24.Edmonton,Alberta,1999.99-108. 被引量：1
10Olson B E,Richards J H.Spatial arrangement of tiller replacement in Agropyron desertorum following grazing[J].Oecologia,1988,76:7-10. 被引量：1
