Effects of dietary protein levels on growth performance and haemato-immunological parameters of juvenile genetically improved farmed tilapia (GIFT), Oreochromis niloticus

Verfasser / Beitragende:
[Mathew Kpundeh, Jun Qiang, Jie He, Hong Yang, Pao Xu]
Ort, Verlag, Jahr:
2015
Enthalten in:
Aquaculture International, 23/5(2015-10-01), 1189-1201
Format:
Artikel (online)
ID: 60546488X
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024 7 0 |a 10.1007/s10499-014-9876-1  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s10499-014-9876-1 
245 0 0 |a Effects of dietary protein levels on growth performance and haemato-immunological parameters of juvenile genetically improved farmed tilapia (GIFT), Oreochromis niloticus  |h [Elektronische Daten]  |c [Mathew Kpundeh, Jun Qiang, Jie He, Hong Yang, Pao Xu] 
520 3 |a This study evaluated the effect of dietary protein level on growth performance and haemato-immunological parameters of juvenile genetically improved farm tilapia, Oreochromis niloticus, fed five iso-caloric diets of dietary protein levels 25-45%, formulated using white fish, casein, gelatine, soybean, cottonseed and rapeseed meals as protein sources. The diets influenced the significant increase in final weight, condition factor and whole body lipid composition (P<0.05). Conversely, the 25% protein diet resulted in a significantly (P<0.05) lower weight gain and higher feed conversion ratio than the 30-45% protein diets. Protein efficiency ratio and protein retention efficiency of the fish significantly reduced as dietary protein level increased (P<0.05). Meanwhile, hepatosomatic index increased with dietary protein. Haemato-immunological parameters, white blood cell, red blood cell, immune globulin M, superoxide dismutase and lysozyme activity, were not significantly affected by the dietary protein levels (P>0.05). Quadratic regression model, y=−0.493x 2+41.03x+267.3, informed that 41.6% dietary protein supported maximum growth of tilapia juvenile. Fish fed 35% protein diet had a similar growth performance, but better protein utilization than the 40% group. These results demonstrated possibility of reducing protein level in commercial feeds, thus lowering feed costs . 
540 |a Springer International Publishing Switzerland, 2015 
690 7 |a GIFT tilapia  |2 nationallicence 
690 7 |a Protein level  |2 nationallicence 
690 7 |a Growth performance  |2 nationallicence 
690 7 |a Feed utilization  |2 nationallicence 
690 7 |a Immunological function  |2 nationallicence 
700 1 |a Kpundeh  |D Mathew  |u Wuxi Fisheries College, Nanjing Agricultural University, 214081, Wuxi, China  |4 aut 
700 1 |a Qiang  |D Jun  |u Key Laboratory of Freshwater Fisheries and Germplasm Resources Utilization, Ministry of Agriculture, Freshwater Fisheries Research Center, Chinese Academy of Fishery Sciences, 214081, Wuxi, Jiangsu, China  |4 aut 
700 1 |a He  |D Jie  |u Key Laboratory of Freshwater Fisheries and Germplasm Resources Utilization, Ministry of Agriculture, Freshwater Fisheries Research Center, Chinese Academy of Fishery Sciences, 214081, Wuxi, Jiangsu, China  |4 aut 
700 1 |a Yang  |D Hong  |u Key Laboratory of Freshwater Fisheries and Germplasm Resources Utilization, Ministry of Agriculture, Freshwater Fisheries Research Center, Chinese Academy of Fishery Sciences, 214081, Wuxi, Jiangsu, China  |4 aut 
700 1 |a Xu  |D Pao  |u Wuxi Fisheries College, Nanjing Agricultural University, 214081, Wuxi, China  |4 aut 
773 0 |t Aquaculture International  |d Springer International Publishing  |g 23/5(2015-10-01), 1189-1201  |x 0967-6120  |q 23:5<1189  |1 2015  |2 23  |o 10499 
856 4 0 |u https://doi.org/10.1007/s10499-014-9876-1  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s10499-014-9876-1  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Kpundeh  |D Mathew  |u Wuxi Fisheries College, Nanjing Agricultural University, 214081, Wuxi, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Qiang  |D Jun  |u Key Laboratory of Freshwater Fisheries and Germplasm Resources Utilization, Ministry of Agriculture, Freshwater Fisheries Research Center, Chinese Academy of Fishery Sciences, 214081, Wuxi, Jiangsu, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a He  |D Jie  |u Key Laboratory of Freshwater Fisheries and Germplasm Resources Utilization, Ministry of Agriculture, Freshwater Fisheries Research Center, Chinese Academy of Fishery Sciences, 214081, Wuxi, Jiangsu, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Yang  |D Hong  |u Key Laboratory of Freshwater Fisheries and Germplasm Resources Utilization, Ministry of Agriculture, Freshwater Fisheries Research Center, Chinese Academy of Fishery Sciences, 214081, Wuxi, Jiangsu, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Xu  |D Pao  |u Wuxi Fisheries College, Nanjing Agricultural University, 214081, Wuxi, China  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Aquaculture International  |d Springer International Publishing  |g 23/5(2015-10-01), 1189-1201  |x 0967-6120  |q 23:5<1189  |1 2015  |2 23  |o 10499