Combining different species in restoration is not always the right decision : Monocultures can provide higher ecological functions than intercropping in a desert ecosystem - Tariq, Akash (Centre de Recerca Ecològica i d'Aplicacions Forestals) ; Ullah, Abd (Chinese Academy of Sciences. Xinjiang Institute of Ecology and Geography) ; Graciano, Corina (Universidad Nacional de La Plata. Instituto de Fisiología Vegetal) ; Zeng, Fanjiang (Chinese Academy of Sciences. Xinjiang Institute of Ecology and Geography) ; Gao, Yanju (Chinese Academy of Sciences. Xinjiang Institute of Ecology and Geography) ; Sardans i Galobart, Jordi (Centre de Recerca Ecològica i d'Aplicacions Forestals) ; Hughes, Alice C. (University of Hong Kong. School of Biological Sciences) ; Zhang, Zhihao (Chinese Academy of Sciences. Xinjiang Institute of Ecology and Geography) ; Peñuelas, Josep (Centre de Recerca Ecològica i d'Aplicacions Forestals)