1. Andriamanantoanina H, Chambat G, Rinaudo M (2007) Fractionation of extracted Madagascan Gracilaria corticata polysaccharides: structure and properties. Carbohydr Polym 68:77–88
2. Aziza M, Givernaud T, Chikhaouikhay M, Bennasser L (2008) Seasonal variation of the growth, chemical composition and carrageenan extracted from Hypnea musciformis (Wulfen) Lamouroux harvested along the Atlantic coast of Morocco. Sci Res Essay 2:509–514
3. Barabanova AO, Yermak IM, Glazunov VP, Yakovleva IM, Kim YH, Solov’eva TF (2004) Influence of life-history stage and photon irradiance on yield and quality of carrageenan in Tichocarpus crinitus (Rhodophyta, Tichocarpaceae). Jpn J Phycol 52:61–65
4. Bird KT (1988) Agar production and quality from Gracilaria sp. strain G-16: effects of environmental factors. Bot Mar 31:33–39
5. Boulus A, Spaneir E, Friedlander M (2007) Effect of outdoor conditions on growth rate and chemical composition of Gelidium crinale in culture. J Appl Phycol 19:471–478