The Lacustrine environment Lake Chad : Ecology and productivity of a shallow tropical ecosystem /Carmouze, Jean-Pierre /Lemoalle, Jacques SEDIMENTATION LACUSTRE VARIATION PLURIANNUELLE NIVEAU LACUSTRE CLIMATOLOGIE VEGETATION SALINITE PALEOENVIRONNEMENT CIRCULATION DE L'EAU VARIATION SAISONNIERE ASSECHEMENT REGIME HYDROLOGIQUE Dr Junk Publishers 1983 text https://www.documentation.ird.fr/hor/fdi:16177 fdi:16177 Carmouze Jean-Pierre, Lemoalle Jacques. The Lacustrine environment. In : . Lake Chad : Ecology and productivity of a shallow tropical ecosystem Dr Junk Publishers, ; 53). 1983, 27-63 EN CAMEROUN EXTREME NORD LOGONE ET CHARI TCHAD LAC TCHAD NIGERIA NIGER