Bertiller, Mónica B. Clipping effects upon primary productivity and senescence : Study case on Festuca pallescens [St.Yves] Parodi in a Patagonian semiarid grassland, Argentina / M.B. Bertiller and G.E. Defosse - pp. 79-92 Acta Oecologica 1990 Vol.11 No.1 pp.79-92 ref.24 Subjects--Geographic Terms: ARGENTINA