The Semi-Arid Environment of the El Melah Lagoon (Ne Tunisia)--Closing Evolution to a Future Sabkha / M. Isabel Prudêncio, Francisco Ruiz, M. Isabel Dias, EmilioGalán, João Carlos Waerenborgh, Manuel Abadand Isabel González -- Limiting Factors and Strategies for Improving Reproductive Outputs of Small Ruminants Reared in Semi-Arid Environments / A. Gonzalez-Bulnes, C.A. Meza-Herrera, M. Rekik, H. Ben Salemand RT Kridli -- Crop Residue Contribution to N Fertilization under Long Term No-Till Systems in the Central Semi-Arid Region of Argentina / Noelia Casado-Murillo and Adriana Abril -- Cyanobacterial Soil Crusts : Analysing Resilience in Kalahari Sand Soils / D. M. Mager -- Semi-Arid Vegetation in Brazil : Biodiversity, Impacts and Management / Marcela C. Pagano and Francisca S. Araújo -- Small Hill Dams' Practice in Tunisia : Design and Planning / Slaheddine Khlifi -- Influence of Climate Change on Damages to Fruit Trees Produced by Frost Temperatures at Spanish Semi-Arid Region of Murcia / A. Saa Requejo, R. García Moreno, M.C. Díaz Álvarez, F. Burgaz Moreno and A.M. Tarquis -- Fragments of Caatinga in the Sub-Basin of Rio Bodocongó : A Conservation Study in the Brazilian Semi-Arid Tropics / Dilma Maria de Brito Melo Trovão, Rômulo Romeu Nóbrega Alves, José Dantas Neto, Pedro Dantas Fernandes and Leonaldo Alves de Andrade -- Effects of Small Hill Dams on Farming Systems : Bizerte Region -Tunisia / Mehrez Ameur, Nadhem Mtimetand Slaheddine Khlifi -- |