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            "text": "rosenbergii (96 h LC50 =14 mg/L) and Macrobrahium tenellum (72 h LC50 = 12.6 mg/L) (Armstrong 1978; Figueroa-Lucero 2012)."
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            "text": "Sprague (1971) suggested that “safe levels” of a given toxicant could be determined by an application factor of 0.1 to LC50 values. According to our results, safe level would be below 0.7 mg/L TAN or 0.07 mg/L NH[p28.2.1]. These data will benefit culturist working on larviculture development of M. vollenhovenii.",
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                    "text": "³",
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            "text": "Figure 1. Total concentrations are shown along with survival rates.",
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            "text": "References",
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            "text": "Armstrong, D.A., D. Chippendale, A. Knight and J. Colt. 1978. Interaction of ionized and un-ionized ammonia on short-term survival and growth of prawn larvae, Macrobrachium rosenbergii. Biio. Bull., 154:15-31.",
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            },
            "text": "Cavalli R.O., Vanden B.E. Lavens P., Thuy N.T.T., Wille M. and Sorgeloos P.",
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            }
        },
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            "text": "(2000). Ammonia Toxicity as criterion for the evaluation of larval quality in the prawn Macrobrachium rosenbergii. Comp. Biochem. Endo. 125, 333-343.",
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            "text": "Figueroa-Lucero, G., M.C. Hernandez-Rubio, M.G. Gutierrez-Ladron. 2012. Acute toxicity of ammonia on Macrobrachium tenellum (SMITH) larvae. Rev. Int. Contam. Ambie. 28 (2) 145-150.",
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        },
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            "text": "Sprague, J.B. 1971. Measurement of pollutant toxicity to fish. III. Sublethal and “safe” concentrations. Water Res. 5: 793-821.",
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            "text": "Acknowledgements",
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            "text": "The authors would like to thank the National Science Foundation Historically Black College and Universities-Undergraduate Program (NSF-HBCU-UP) and the United States Department of Agriculture-Capacity Building Grant (USDACBG) to promote minority students' participation in STEAM-undergraduate degree programs."
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            "text": "23",
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