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Stomach repletion rhythms of the caridean shrimps,macrobrachium americanum and M. tenellum (Crustacea: Decapoda) in a caged-pond system
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نویسنده
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lopez-uriostegui f. ,ponce-palafox j.t. ,lango-reynoso f. ,del refugio castañeda-chavez m. ,arenas-fuentes v.e. ,vega-villasante f.
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منبع
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pakistan journal of zoology - 2017 - دوره : 49 - شماره : 3 - صفحه:973 -977
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چکیده
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The stomach repletion rhythms of the caridean shrimp m. americanum and m. tenellum in caged-pond system were studied. a total of 120 caridean shrimp (60 m. americanum and 60 m. tenellum) had their stomach repletion analysis. samples were taken four-hly over a 24 h cycle. in general it was found that stomach repletion index showed both species feed 24 h,but forage activity differs in intensity in the two species. in m. tenellum repletion index was greatest during the day and m. americanum in the night. copyright 2017 zoological society of pakistan.
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کلیدواژه
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Feeding habits; Freshwater shrimp; Gut repletion
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آدرس
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posgrado en ciencias en acuacultura,instituto tecnológico de boca del río,veracruz, Mexico, lab. de bioingeniería costera,escuela nacional de ingeniería pesquera,unidad multidisciplinaria de bahía de banderas,universidad autónoma de nayarit,nayarit,méxico, Mexico, posgrado en ciencias en acuacultura,instituto tecnológico de boca del río,veracruz, Mexico, posgrado en ciencias en acuacultura,instituto tecnológico de boca del río,veracruz, Mexico, instituto de ciencias marinas y pesquerías,universidad veracruzana,boca del río,veracruz,méxico, Mexico, laboratorio de calidad de agua y acuicultura experimental,universidad de guadalajara,puerto vallarta jalisco, Mexico
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Authors
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f. ,j.t. ,f. ,m. ,v.e. ,f.
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