Pillai and thampy1990 noticed deformities in the vertebral column at the tail region of labeo rohita in the fish culture systems of the college of fisheries, panangad, cochin. An attempt has been made in the present investigation to determine the acute toxicity of hexavalent chromium and its toxicological effects on survival, physiological, hematological and biochemical parameters of the widely consumed indian major carp, labeo rohita. Fermented fish silage was prepared by fermentation process using lacto bacillus bacteria and its fatty acid profile and effect on digestive system of labeo rohita. Labeo rohita fish isolated on white background rohu fish kalia a spicy bengali dish popular rohu or rohit fish of indian subcontinent rohu fish isolated on white catla fish fresh fish fresh fish in the market myawadi, myanmar. A survey was carried out from september, 2012 to august, 20 to study the prevalence of bacterial ulcerative disease in l. According to casal 2006, 795,128 metric tons of labeo rohita were produced in aquaculture in 2000. Adults can reach a maximum weight of 45 kg 99 lb and maximum length of 2 m 6.
A comparative study on the toxicity of a synthetic pesticide, dichlorvos and a neem based pesticide, neemon to labeo rohita hamilton current world environment. Acute and sublethal intoxication of deltamethrin in an. Labeo rohita is the most commonly cultured freshwater fish in bangladesh. It is a large omnivore and extensively used in aquaculture. Optimum level of dietary lysine for fingerling rohu, labeo rohita 4. Evaluation of yeast and bacterial based probiotics for. Labeo rohita takes small percentages of mud which contains organic matter and various salts. On the occurrence and breeding of labeo rohita in a. A molecular tool for parentage analysis in indian major carp, labeo rohita hamilton. It is considered to be the most of important fish of bangladesh because it is nutritious and delicious and it has high market value, as well as its fry and fingerling are easily available for culture. Pure cultures of the bacteria were grown on tryptone soya agar tsa plates and were identified as bacillus circulans, b.
Growth, protein retention, and body composition of. A 60day experiment was conducted to study the effect of dietary gelatinized g and nongelatinized ng starch on the key metabolic enzymes of glycolysis hexokinase, glucokinase, pyruvate kinase, and lactate dehydrogenase, gluconeogenesis glucose6 phosphatase and fructose1,6 bisphosphatase, protein metabolism aspartate amino transferase and alanine amino transferase. Livers of both species showed higher concentrations of metals while muscles showed the. Aeromonas hydrophila is a bacterial pathogen causing aeromoniasis in rohu, and is a major problem for carp production worldwide. Shortterm acute toxicity tests were performed adopting renewal bioassay technique usepa, 1975 over a period of 96h, using. File information characteristics of collagen from rohu labeo rohita skin. Genotoxic and hematological effects of chlorpyrifos. The labeo rohita fingerlings were cultured in different concentration 25%, 50%, 75% and 100% of sewage water in 500 l frp tanks in laboratory conditions for a period of 90 days. All year long this is an introduced species of carp that is now found around the country. In order to determine the optimum protein requirement in the feeds for catla catla. A comparative study on the toxicity of a synthetic. Among cyprinids, three species of imc, catla catla catla hamilton, rohu. An interesting study in labeo rohita demonstrated the mitigation of gillrelated necrotic effects of the pesticide fenvalerate by probiotic feeding mohapatra et al. Effect of varying dietary protein levels on the growth.
Commonly known as rohu is the most popular fish of india consumed all over the country. Hamilton and labeo rohita hamilton, isocaloric pelleted feeds. The genotoxic effects of different sublethal concentrations of chlorpyrifos were investigated in the erythrocytes of labeo rohita. Popular rohu, rui, roho labeo fish display for sell in a street food stall in a roadside local bazaar market. Rohu labeo rohita is a species of fish of the carp family cyprinidae. An labeo rohita in uska species han actinopterygii nga syahan ginhulagway ni hamilton hadton 1822. This graceful indogangetic riverine species is the natural inhabitant of the riverine system of northern fao fisheries and aquaculture department. Cadmiuminduced alterations in biochemical constituents of labeo rohita and cyprinus. The rohu, rui, or roho labeo labeo rohita is a species of fish of the carp family, found in rivers in south asia. These data strongly suggest that recombinant apoai from labeo rohita could play a role in primary defense against fish pathogen. Pdf indian major carp labeo rohita were exposed to 110 and 15 sublethal doses of hexachlorocyclohexane during a 45day trial period. The rohu is a large, silvercolored fish of typical cyprinid shape, with a conspicuously arched head. This study aimed to evaluate the median lethal concentration lc50, acute 24 and 96h and sublethal 35d effects of deltamethrin, a synthetic pyrethroid pesticide on hormonal and enzymological responses in an indian major carp, labeo rohita.
Study on the intestinal bacteria of labeo rohita ham. Characteristics of collagen from rohu labeo rohita skin 2 running head. The present study evaluated the effect of dietary doses of achyranthes aspera extract as a natural antibiotic on growth performance of indian major carp, rohu, labeo rohita average weight 28. An labeo rohita in nahilalakip ha genus nga labeo, ngan familia nga cyprinidae.
The liver of labeo rohita fingerlings fed with control diet showed large hepatic cells, polygonal in shape with almost centrally placed nuclei. Labeo rohita showed that total viable count of bacteria ranged from 9. Condition factor and lengthweight relationship of pond. Amorphous intracytoplasmic inclusions typical of epitheliocystis were observed in sections of gills of rohu. The rohu is a large, silvercolored fish of typical cyprinid shape, with a. A molecular tool for parentage analysis in indian major. We examined and compared heavy metals bioaccumulation in cyprinus carpio and labeo rohita netted from sardaryab, a tributary of river kabul. Epitheliocystis in rohu labeo rohita hamilton, 1822 is caused by. Structuralfunctional characterization of recombinant.
The quantitative dietary sulphur amino acid requirement of the indian major carp, labeo rohita hamilton, was determined by conducting a growth study. By using atomic absorption spectrometry we assessed different organs including livers, gills, and muscles. Total sulphur amino acid requirement of the indian major. You will be redirected to the full text document in the repository in a few seconds, if not click here.
Pdf study on the intestinal bacteria of labeo rohita ham. The details set out in this paper are based on data collected by the authors in. Changes in biochemical parameters of freshwater fish labeo rohita exposed to lethal and sublethal concentrations of indoxacarb. Survival rate % after 60 days of feeding trial with microbial levan supplemented and levan non supplemented control group on different time points viz. Pdf chromosomal studies and quantitative karyotypic analysis of rohu, labeo rohita rohu is the most popular food fish in bangladesh. Modulation of key enzymes of glycolysis, gluconeogenesis. Labeo rohita is commercially important freshwater fish, commonly known as rohu. Characterization of bacilli isolated from the gut of rohu. Labeo rohita rohu is commercially high valued culturable fish species in pakistan.
Chlorpyrifos is a commonly used organophosphate insecticide that causes toxicological effects in aquatic organisms especially in fish. Immunoadjuvant effect of garlic allium sativummineral. While every effort has been made to provide the most reliable and uptodate information available, ultimate legal requirements with respect to species are contained in. Here, an attempt has been made to improve the digestive capability and immune response of labeo rohita larvae by feeding diets supplemented with yeast and bacterial based probiotics geotrichum candidumqaugc. Synopsis of biological data on rohu, labeo rohita hamilton, 1822. Labeo rohita, feed cycling, specific growth rate, body composition, condition factor, rnadna ratio. Dietary crude protein, citric acid and microbial phytase interacts to influence the hematoimmunological parameters of rohu, labeo rohita, juveniles. Labeo is bottom feeder and prefers to feed on plant matter including decaying vegetation. Pdf cytogenetical study of labeo rohita researchgate. Hepatic plate, hepatocytes with prominent central vein, sinusoids and nuclei were also observed. Pdf a histopathological study of carp labeo rohita exposed to. However, such feeding habits lasted a very short time only and as the fishes grew, their feeding habits diverged. Synopsis of biological data on rohu, labeo rohita hamilton, 1822, 106 pp.
Introduction compensatory growth is a phase of rapid growth, greater than normal or control growth rates, associated with adequate refeeding of animals following a period of undernutrition weatherley and gill, 1981. Itis taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. The best effect was observed when probiotics were administered in a multi. Occurrence of parasites in labeo rohita hamilton from. Morphological and skeletal deformities in labeo rohita.
This graceful indogangetic riverine species is the natural inhabitant of the riverine system of northern and central india, and the rivers of pakistan, bangladesh and myanmar. Metals studied were chromium, iron, zinc, lead, and copper. Liver obtained from infected fingerlings hepatic plate, granulation. Inflammatory and stress biomarker response of aeromonas. Labeo calbasu pdf image of labeo calbasu orangefin labeo. Its food comprises crustaceous and insect larvae in early stages mookerjee et al.
Protein and dna content in the gills of labeo rohita. Spawns in middle reaches of rivers, where flood water spreads in more or less limpid shallows over fertile flats, well above tidal reaches. A linkage map of transcribed single nucleotide polymorphisms in rohu. L circular polyvinyl troughs water volume 55 l fitted with a continuous. Effect of feed cycling on specific growth rate, condition. Meher pk et al 2005 isolation and characterisation of polymorphic microsatellites in labeo rohita and their crossspecies amplification in related species. However, it is not a legal authority for statutory or regulatory purposes. Bioaccumlation of heavy metal in labeo rohita from river. In the present study, different feeding trials were conducted to determine the efficacy of varying dietary protein levels on the growth response of labeo rohita fingerlings average body weight and length. A total of 240 samples of labeo rohita collected from the twelve 12 different ponds treated with 3 concentrations of n3 fatty acid 0. Ginklasipika han iucn an species komo diri gud kababarakan.
A molecular tool for parentage analysis in indian major carp, labeo. Characteristics of collagen from rohu labeo rohita skin. This study determined the effects of chlorpyrifos on the genotoxic and hematological parameters of freshwater fish, labeo rohita. Dietary crude protein, citric acid and microbial phytase. Int aquat res immunoadjuvant effect of garlic allium sativummineral oil suspension on immunity and resistance to aeromonas hydrophila infection in rohu, labeo rohita pujarini dash 0 swati yadav 0 p. Baruah, sri kartik, asim k pal, narottam p sahu, dipesh debnath, sona yengkokpam, parisa norouzitallab, and patrick sorgeloos. It is a large omnivore and extensively used in aquaculture description. Rohu labeo rohita is the most important among the three indian major carp species used in carp polyculture systems.
695 777 1176 1404 375 1131 405 867 163 1153 147 1365 1362 1622 1164 1519 1326 672 205 961 614 166 1083 385 445 1180 332 1473 243 535 417 1440 102 1457 258 1481 1293