LITERATURE CITED
- Appleton , C. C. 1978 . Review of literature on abiotic factors influencing the distribution and life cycles of bilharziasis intermediate host snails . Malacological Review , 11 : 1 – 25 .
- Brown , D. S. 1994 . Freshwater snails of Africa and their medical importance. Taylor & G Francis, London.
- Brown , K. M. and De Vries , R. 1985 . Predation and the distribution and abundance of a pulmonate pond snail . Oecologia , 66 : 93 – 99 .
- Crowl , T. A. 1990 . Life-history strategies of a freshwater snail in response to stream permanence and predation: balancing conflicting demands . Oecologia , 84 : 238 – 243 .
- Gauthier , H. 1934 . Enquête sur la répartition en Algérie des Mollusques susceptibles de véhiculer la bilharziose vésicale . Archives de l'Institut Pasteur d'Algérie , 12 ( 3 ) : 305 – 350 .
- Harrison , A. D. 1968 . Effect of calcium bicarbonate concentration on the oxygen consumption of the freshwater snail Biomphalaria pfeifferi (Pulmonata, Planorbidae) . Archiv für Hydrobiologie , 65 ( 1 ) : 63 – 73 .
- Idaghdour , M. 1991 . “ Biologie, Ecologie, et Parasitisme de ” . In Melanopsis praemorsa L. (Mollusque, Prosobranche) dans les canaux d'irrigation de la région de Marrakech. Thèse de troisième cycle, Faculté des Sciences de Marrakech 152
- Kharboua , M. 1994 . “ Ecologie et Biologie des mollusques dulcicoles et état actuel de la bilharziose dans le Maroc Nord Oriental. Thèse de Doctorat ” . In es 124 -Sciences, Faculté des Sciences d'Oujda, Maroc
- Lodge , D. M. , Brown , K. M. , Klosiewski , S. P. , Stein; , R. A. , Covitch , A. P. , Leathers , B. K. and Brönmark , C. 1987 . Distribution of freshwater snails: spatial scale and the relative importace of physicochemical and biotic factors . American Malacological Bulletin , 5 ( 1 ) : 73 – 84 .
- Madsen , H. 1987 . Effect of calcium concentration on growth and egg laying of Helisoma duryi, Biomphalaria alexandrina, Biomphalaria camerunensis Bulinus truncatus (Gastropoda: Planorbidae) . Journal of Applied Ecology , 24 : 823 – 896 .
- Madsen , H. 1992 . Food selection by freshwater snails in the Gezira irrigation canals, Sudan . Hydrobiologia , 228 : 203 – 217 .
- Mckillop , W. B. and Harrison , A. D. 1980 . Hydrobiological studies of eastern Lesser Antillean islands. V. St Lucia: freshwater habitats, water chemistry and distribution of freshwater molluscs . Archiv für Hydrobiologie , 3 : 251 – 290 .
- Meier-Brook , C. , Haas , D. , Winter , G. and Zeller , T. 1987 . Hydrochemical factors limiting the distribution of Bulinus truncatus (Pulmonata: Planorbidae) . American Malacological Bulletin , 5 ( 1 ) : 85 – 90 .
- Økland , J. 1983 . Factors regulating the distribution of freshwater snails (Gastropoda) in Norway . Malacologia , 24 ( 1–2 ) : 277 – 288 .
- Pip , E. 1988 . Niche congruency of freshwater gastropods in central North America with respect to six water chemistry parameters . Nautilus , 102 ( 2 ) : 65 – 72 .
- Pointier , J. P. and Guyard , A. 1992 . Biological control of the snail intermediate hosts of Schistosoma mansoni in Martinique, French West Indies . Tropical Medicine and Parasitology , 43 : 98 – 101 .
- Pointier , J. P. , Incani , R. N. , Balzan , C. , Chrosciechowski , P. and Prypchan , S. 1994 . Invasion of the rivers of the littoral central region of Venezuela by Thiara granifera Melanoides tuberculata (Mollusca: Prosobranchia: Thiaridae) and the absence of Biomphalaria glabrata snail host of Schistosoma mansoni. . Nautilus , 107 ( 4 ) : 124 – 128 .
- Pointier , J. P. and McCullough , F. S. 1989 . Biological control of the snail hosts of Schistosoma mansoni in the Caribbean area using Thiara spp . Acta Tropica , 46 : 147 – 155 .
- Pointier , J. P. , Théron , A. and Borel , G. 1993 . Ecology of the introduced snail Melanoides tuberculata (Gastropoda: Thiaridae) in relation to Biomphalaria glabrata in the marshy forest zone of Guadeloupe, French West Indies . Journal of Molluscan Studies , 59 : 421 – 428 .
- Van Damme , D. 1984 . The freshwater mollusca of northern Africa. Distribution, biogeography and paleoecology. Dordrecht, the Netherlands, W. Junk. 164