Chemical composition of the green alga Ulva lactuca

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MI Castro-González
F Pérez-Gil
S Pérez-Estrella
S Carrillo-Domínguez

Abstract

A chemical study was conducted on the marine alga Ulva luctuca, collected during the summer of 1994 in La Paz, B.C.S. (Mexico). The results were as follows: crude protein, 10.7%; carbohydrates, 30.9%; ashes, 53.2%; crude fiber, 4.8%; in vitro digestibility, 64.6%; multienzymatic digestibility, 86.5%. Precipitation was detected in the qualitative analysis of the alkaloids. The minerals analyzed were: calcium (0.84%), iron (0.66%), phosphorous (0.14%) and chloride (9.8%). Ulva lactuca is found in great abundance in the area and it is concluded that, due to its chemical composition and high mineral content, it can be used as a mineral supplement for poultry.

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How to Cite
Castro-González, M., Pérez-Gil, F., Pérez-Estrella, S., & Carrillo-Domínguez, S. (1996). Chemical composition of the green alga Ulva lactuca. Ciencias Marinas, 22(2), 205–213. https://doi.org/10.7773/cm.v22i2.853
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Research Article

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