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Wang, Z.W., Jiao, S., Han, G.D., Zhao, M.G., Willms, W.D., Hao, X., Wang, J., Din, H., and Havstad, K.M. (2011). "Impact of Stocking Rate and Rainfall on Sheep Performance in a Desert Steppe.", Rangeland Ecology & Management, 64(3), pp. 249-256.
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Wang, Z.W., Jiao, S., Han, G.D., Zhao, M.G., Willms, W.D., Hao, X., Wang, J., Din, H., et Havstad, K.M. (2011). « Impact of Stocking Rate and Rainfall on Sheep Performance in a Desert Steppe. », Rangeland Ecology & Management, 64(3), p. 249-256. doi : 10.2111/REM-D-09-00033.1 Accès au texte intégral (en anglais seulement)
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