You have entered an incorrect email address! Depending on climatic conditions, the growth of the fish, and nutrient content of the pond, fertilizers have to be altered. rohu hybrids over the rohu-mrigal hybrids. Copper sulphate may also be used for pond treatment. Growth is generally an increase in size due to conversion of the food matter into the building matter of the body by means of the process of nutrition. Spicy dish of rohu fish. It is away from flood prone area. Commercial feed (Sunder’s feed) was used as control. It has bilaterally symmetrical body with extended body. Depending on climatic conditions, the growth of the fish, and nutrient content of the pond, fertilizers have to be altered. Rohu carp of size 16 g were stocked in three ponds at 1,430 fish per pond and cultured using the ASA feed-based technology with soy-maximized, extruded feed. New ponds have been exhumed. Comparatively lower growth rates have been reported under experimental conditions in earthen ponds (Jena et al., 2001, Jena et al., 2002a, Jena et al., 2002b, Tripathi et al., 2000). Two subsequent treatments with a gap of one week cures the disease. The soil in the pond must be well drained and must have enough water retention capacity. Fish were fed to apparent satiation (about 10% body weight), 6 d/wk, twice daily at 0800 and 1600 h for 6 wk. Poly-culture system is used in Rohu fish farming. Feeding experiments were carried out in 100 L tanks for 40 days. It has also been found that while b may be different for fish from different localities, of different sexes, or for larval, immature and mature fish, it is often constant for fish similar in these respects. It is also capable of filter feeding with its gill rakers. Breeding of Rohu: Generally, Rohu fish attains maturity at three years of age. Genetically modified fish (GM fish) are organisms from the taxonomic clade which includes the classes Agnatha (jawless fish), Chondrichthyes (cartilaginous fish) and Osteichthyes (bony fish) whose genetic material has been altered using genetic engineering techniques. Rohu fish farming project report / Economics of Rohu fish/ Marketing and Cost calculation / hectare (2.4 acres): No. Generally, 1 kilogram weight of fish can be more sold in the market. Rohu can also be reared with silver carp or glass carp. Save my name, email, and website in this browser for the next time I comment. It has a smooth body with an elliptical mouth. For grow-out, fingerlings are stocked at a density of 5 000–10 000/ha in composite culture systems in which rohu comprise between 15-30 percent of the pond population. The term aquaculture includes all forms of aquatic animals and plants in fresh, brackish and salt waters. Wherever the soil, shape of the land and water supply are appropriate. They live up to 10 years and attains maturity in 2-5 years. Decided to come back to farming, agriculture sector as a Farmer and Writer. To benefit from this phenomenon farmers in Andhra Pradesh have developed a technique of stunting the fish. Southern analysis confirmed the transgene extrachromosomal (Te) persistence until the 60th week in family 1. ROYSFARM. The fish are reared for a period of 10 - 12 months and reach a size of about 700 – 800 g (Jena and Das, 2006). consumption will grow fast as a share of fish consumption, and capture-fish from rivers, ... 34,000 acres (a 3.5 times increase) in only 10 years. (2002) reported no significant differences between the growth of wild and farmed fish and that there is very little growth heterosis in crossbred progeny. Removal of weeds by using effective herbicides. Fish exports have been in decline over the last two years, but moving to some of the tilapia freshwater fish species may help the industry as they take less time to reach maturity, she said. He advised to stock, cyprinus (common carp), katla, and mixed ( rohu, katla, mrigal). Mr. Reddy was born in farmer's family and was into 'IT' profession where he was not happy with his activities. ... stocking density and time. Fungal disease: This causes extensive loss. It feeds on aquatic vegetation with its fringed lips. Natural growthRohu grow well in varied environments and the best growth is observed in large water bodies. 70,000 ROHU & 30000 KATALA . Reddy et al. The other names of Rohu are rui, or roho labeo Labeo rohita. (2003) demonstrated the compensatory growth potential of rohu under experimental conditions. Derelict of ponds has been de-sanitization, dewatering, and repair of embankments. Body short and deep, somewhat laterally compressed, its depth more than head length; head very large, its depth exceeding half the head length; body with conspicuously large cycloid scales, head devoid of scales; snout bluntly rounded; eyes large and visible from underside of the head; mouth wide and upturn… Stunted carp are produced by rearing fingerlings for 6 -12 months at densities ranging between 50 000 and 100 000/ha and fed with just enough food to survive until they attain a weight of 50-150 g, where after they are stocked into the grow-out ponds. Chakrabarti et al. They release sperms and eggs in the areas are deep and shallow rivers Induced spawning is essential as they do not breed in calm waters. Fish can be packed in ice and then made ready for exporting. Contact us | Terms and Conditions | Scam Alert, Aquaculture Feed and Fertilizer Resources Information System. Rohu is a fresh water bony fish and is famous in India and South Asia. ADVERTISEMENTS: 4. The transgenic rohu (family line 1) with CMV promoter showed a growth enhancement of four times normal size, whereas those (family lines 2 and 3) generated with β‐actin promoter grew 4.5 and 5.8 times faster than their respective control siblings. Other fish can be removed by sun drying of waterbed or by repeated netting. The 3-4 day old larvae are stocked into nursery ponds at a density of 3-5 million/ha and reared for a period of 15 – 20 days by which time they reach 20 – 25 mm in size and are then called fry. (1999) reported SGRs of 5.41 and a maximum size of 20.3 gm. Overall, the bioﬂoc system had much higher TSS . Find here details of companies selling Rohu Fish, for your purchase requirements. Cow dung or any such manure has been applied 3 days after liming. Control: Short baths in 3% common salt solution found more effective than antibiotics. Rohu is commonly eaten by the people of Tripura, Bihar, Odisha, Assam, West Bengal, Bhojpur and Uttar Pradesh in India. Growth rate was greatest with catla, 2.05 g daily gain of bodyweight on silkworm diet, next greatest on fish meal. Growth is best described by the Von Bertalanffy growth equation described by Lt= 1015[1-e0.276(t+0.333)] (Khan,1972). You are requested to send me Bankable project for this worth value. Although, many fish species carry high levels of the metal mercury, Rohu fish is listed among the fishes with low level of mercury chiefly because of the environment that are found. If growing them in a fertilized pond they even grow faster, Ponds for the fish cultivation can be built. Variations in growth rate are mainly due to hydrobiological and geo-climatic conditions as well as stocking density, biological productivity of the water body and the provision of supplementary feeds. Rohu Fish Farming Project Report, Economics of Rohu. Trucks and air transport have been used according to the distances. It is an omnivore and is used in aquaculture extensively. Fish protein :- is one of the best forms of protein available. Further, we can know their spawning time. Does 50% profit on your investment in a short time sound too good to be true? Harvesting can be done on the demand of Rohu fish and season. (2002), who reported a 1.6 times higher rohu yield in the presence common carp. Fish growth rates differed significantly (P < 0.05) with CHO: L ratio in the diets. Under experimental nursery rearing conditions, Biswas et al. I want to know if Rohu fish farming can be done by RAS and it it is profitable considering cost of RAS. If you are into commercial fish famring, you should consider for Rohu Fish. Growth performance of rohu was more or less similar in treatments without common carp and treatments with 1 common carp m − 2. Growth is actually an increase in any dimension of any organism in relation to time. The fish feeds in water on algae, mud, sand, decomposed vegetation. Reply. An experiment was carried out in 18 earthen ponds to investigate the effects of the addition of common carp Cyprinus carpio (L.) and artificial feed o… of fingerlings stocked in pond per 1 hectare (2.4 acres) = 8000 to10,000. But the river fishes are not far behind. It is commonly found in tropical and temperate zones. Feeding of Rohu fish: Er wird als Potoler Dolma oder in Senföl als Kalia angeboten. White mats appeared initially on the skin, which spreads gradually to deeper tissues and cause death. Body bilaterally symmetrical, moderately elongate, its dorsal profile more arched than the ventral profile; body with cycloid scales, head without scale; snout fairly depressed, projecting beyond mouth, without lateral lobe; eyes dorsolateral in position, not visible from outside of head; mouth small and inferior; lips … and BOD 5. (2003) demonstrated the compensatory growth potential of rohu under experimental conditions. In almost all the countries, the commercial Rohu fish breed culture is common and induced breeding plays a major role for the entire seed requirement. Cost of 1 kilogram of meat of Rohu=60.00 Rupees (if you sell in wholesale at your pond). The rate of growth varies from species to species and sometimes it varies even among species also. It occurs at post spawning time. (1988) and Hossain et al. Fish farming can be done twice in a year, so one can obtain a profit of : Rs1,34,800 x 2 = Rs 2,69,600. Growth is the process of addition of flesh as a result of protein synthesis. “However, there’s been a growing water scarcity, impacting farming. This practice is called integrated fish farming. So they are fed controlled rations for up to 12 to 24 times daily. Effect of live feed on the survival and growth of fry of Catla catla
using three different live feeds namely, Cyclopoid (Thermocyclops decipiens
), Cladoceran (Moina micrura
), and mixed diet (Cyclopoid and Cladoceran) were studied. If it’s so..can I use in a ratio of, 2000 cyprinus, 2000 katla, and 1000 mixed…? Well drained pond with enough water retention capacity is needed. Living inland where river fish like rohu and katla are more common, it is always a good idea to bank upon the fish protein as much as possible. (1988) and Hossain et al. Catla [Catla catla], rohu [Labeo rohita] and common carp [Cyprinus carpio] were fed for 90 days on the usual feed of rice bran and oilcake in equal parts, or on pellets with dried silkworm [Bombyx] pupae or fish meal as main source of protein. For better utilization of resources, fish farming can be combined with agriculture, animal husbandry and irrigation practices which in turn gives higher production and net profits. I wants to start small scale Rohu fish farming project ofworth value 20lakh In global aquatic food production, aquaculture has become an ever increasing share. Proper provision for inlet and outlet have been provided. Any medicines required for both. The gene transfer efficiency was 25%. At the matured stage, feeding intensity decreases. we are growing them from 14thmay 2014 to till date but their rohu size grow at finger size and katala size is around two finger fat and long. The pond soil is analyzed prior to adding nutrients. No. This explains why experts recommend pregnant women avoid sea-water fishes like swordfish (myli meen), tuna and shark and instead consume fishes like rohu or kingfish. Newly hatched rohu larvae are 3.5 – 4.5 mm in length. As a result of compensatory growth, the fish attain 1.0–1.5 kg after a culture period of 10-12 months. The Rohu or roho labeo Labeo rohita is a species belongs to the family Cyprinidae found in rivers in South Asia.It is a large, silver coloured fish and typical cyprinid in shape with clear arched head. 25 Jul 2007 Rohu – Labeo Rohita Popular River water fish of Orissa India. The female Rohu lays 3 lakh eggs approximately. You can get a Rohu Fish Farming Project Report details at the bottom of this article. Introduction of Rohu Fish Farming:-Rohu (Roho Labeo or Labeo rohita) is one of the freshwater fishes of the carp family which is very popular fish in India and other parts of the world especially south-east Asia.This fish also called as ”Rui” or “Ruee” or Tapra. Total fish weight in grams= 9000 x 750 grams= 6,750 kilograms. Organic and inorganic fertilizers have been applied. The yolksac is absorbed within three to four days at which stage the fish are 6.0 to 7.5mm in length. Maximum weight gain (%) and specific growth rate (SGR %) were observed in C. catla and L. rohita fed a diet with 36% carbohydrate and 4% lipid, corresponding to a CHO: L ratio of 8.93. Growth in natural waters is influenced by food availability, feeding intensity and the reproductive cycle and under culture condition is determined by pond size, stocking density and size at stocking. When reaching the maturity stage, the feeding increases when compared to immature stage. April to July is the best period for laying of eggs. Rohu fish kalia - a spicy Bengali dish. He plans collaborating his agriculture, horticulture and farming knowledge into a subject of help to all those who wish grow crops, venture into farming or gardening. The fry (20–25 mm) are reared in earthen rearing ponds at a density of 0.2 – 0.3 million/ha for 2–3 months and reach 80 – 100 mm in size. This fluctuations in feeding are prominent in females than in males. The Seed source is available from fresh lakes, reservoirs, water rivers and canals. It appears as white spots. It’s good and it’s true. Other states include Bangladesh, Nepal. The transgenic rohu (family line 1) with CMV promoter showed a growth enhancement of four times normal size, whereas those (family lines 2 and 3) generated with β-actin promoter grew 4.5 and 5.8 times faster than their respective control siblings. In the oldest cluster, Twantay, there was no change; in Hlegu, there was an increase from 680 to 1720 acres (2.5 times), and in Latkyargi in Maubin, from 2240 to 3110 acres (nearly 1.5 times). Chakrabarti et al. Genetically Improved Rohu “ Jayanti” for Sustainable Aquaculture Production ICAR-CIFA Extension Series - xxxx (English) Selective breeding of rohu has been initiated for the first time in India by ICAR-CIFA in collaboration with Institute of Aquaculture Research (AKVAFORSK), Norway to genetically improve rohu for higher growth.Rohu The feeding habit changes from fingerlings stage onwards. Pump sets, sheds and electricity arrangements have been provided. how much time is required to grow them at 1 kg both. Der Rohu besitzt ein nicht öliges weißes Fleisch und gilt frittiert bei den Oriyas und Bengali als große Delikatesse und Vorspeise der typischen traditionellen Kost. Rohu fish fry slices , couple of Rohu fish fried slices are served over white vessel and photographed against maroon. 3. Rohu prefers phyto-planktons. You can get the total returns from the sale of 6750 kg of Rohu = 6750 x 60 = 4,05,000. Harvesting can be done after one year. of fingerlings sustained at an average = 9000 (Assuming that the Rohu fish mortality rate in the pond is about = 10 to 20%). Hello, I am Ranjit. Nitrogen and Phosphorous have been added in appropriate quantities. Knowledge of fish growth is of vital importance for obtaining high yield of fish. Similar growth rates have also been reported by Hora and Pillay (1962). Growth rate of fish also indicates the suitability of particular species for a particular type of the water-body. I will stock in August, in how many months it will gain 1 kg of weight. The individuals of family lines 2 … These three species have different zones for their habitat in the water body. It is a planktivorous surface feeder. It’s both. “We currently export rohu-species fish to other countries, but they take a little longer to grow, particularly as importers only want bigger fish,” she said. Rohu fish belongs to the family of “Cyprinidae” and genus of “Labeo”. Eggs are attacked in all the stages. Adult Rohu fish can attain a weight of 45 kilograms and maximum length of 2 meters, but the average length is around 1⁄2 meter. Intensity of feeding varies with season, environment, size and the reproductive cycle. Mahuva oil cake 2500 kilograms per one hectare is used to kill the fish. The body is bluish black on the back and silver on the belly and sides. 5. (2002) and Gjerde et al. transgenesis. my best regards, Hello Sir, As a result of compensatory growth, the fish attain 1.0–1.5 kg after a culture period of 10-12 months. Cow dung or any such manure has been applied 3 days after liming. The pond must be away from flood prone area. It has been reported that after 4 generations the new strain shows a 17 percent higher growth rate and this strain now making an impact on production output at the farmer level (Ayyappan and Jena, 2006). Growth of fish is dependent on population density also. A fish technician adviced me to not stock rohu fish, as it’s does not grow well in farm pond, as it is blck soil. By following proper methods, we can expect 4-5 tones of fish at an average per hectare. Under experimental conditions fry can be grown to fingerlings with an average size and weight of 106.6 mm and 11.9 g at a SGR of 5.38 (Biswas et al., 2006b). Rohu Fish Farming. Net profits in Rohu Fish Farming is : 4,05,000 – 2,70,200 = Rs1,34,800. how much we should feed them per day what precaution we must take. Sometimes, fish harvesting can be done with complete dewatering. Selection of Pond: Rohu is cultivated in the pond. Chondar (1999) reported that in well prepared ponds, rohu attain 700 – 1 000 g in the first year, 800 – 2 000 g in the second year and 2 000 – 4 000 g in the third year. Indian major carps are known to grow faster during the second year. In most cases, the aim is to introduce a new trait to the fish which does not occur naturally in the species, i.e. After 15 days, inorganic fertilizers have been applied. My name is PEDRO VERDECIA BATISA, I have rohu in my enterprise but I have not the feeding guide to improve the culture of this species, could you send me the guide to feeding. After 90 days of rearing Jena et al. It is very important to maintain pond properly before and after stocking the fish seed. to compare the growth of rohu carp (Labeo rohita) grown using two different production and feeding methodologies in six 0.11-ha earthen ponds. They have a streamlined body with a large oval gaping mouth ringed with thick lips. Fresh fish can be sold immediately after harvesting. When fish density is high competition for food becomes important. Generally, Rohu is cultured with Catla in two species or Mrigal and Catla in three species. After spawning, the fish feeds actively. Partial dewatering or repeated netting can be done to harvest the Rohu fish. Control: Malachite green zinc free grade, potassium permanganate, copper sulphate salt are common therapeutics for effective use. It has become popular because of its taste and demand in the market. Prawn cultivation is very profitable, and the Prawns grow very fast in freshwater ponds and reach to the marketable size (150-180 mm) in a time span of six months. Der Rohu ist ein beliebter Speisefisch, der in Teichwirtschaften v. a. in Kerala gehalten wird und als Frischfisch auf den Markt kommt. As it does not breed in Lake Ecosystem, induced spawning is necessary for culturing. Get latest info on Rohu Fish, suppliers, manufacturers, wholesalers, traders, wholesale suppliers with Rohu Fish prices for buying. ?. It is considered as a game fish. Vysakh Rameshkumar, owner of SAV Fish Farm at Karikkakom, has been farming mainly catla and rohu, two popular varieties. Pre-stocking: This operation is the removal of weeds, debris and fish from previous cultivation. Age or growth stage of the fish: Fish at early stage of their life have higher metabolic rates and hence their growth rate is fast at this early stage. It is said that sea fish has a greater content of protein. of fish do change their shape as they grow and so a cube relationship between length and weight would hardly be expected. Rohu is very commonly eaten in Bangladesh, Nepal, Pakistan and the Indian states of Tripura, Nagaland, Bihar, Odisha, Assam, West Bengal, Andhra Pradesh, Tamilnadu and Uttar Pradesh. They have white and non-oily textured flesh. Growth rate and age of fish also indicate the size of fish at different stages, e.g., fry, fingerling, and adult of different species. Fish attains weight in 6 months = 700 to 800 grams. Compared to adult stage where feeding could be 1 to 3 times daily. Rohu – Labeo Rohita Popular River water fish of Orissa. A genetically improved variety of rohu (Jayanti rohu) has been developed through a selective breeding program by the Central Institute of Freshwater Aquaculture in collaboration with the Institute of Aquaculture Research in Norway. (2006a) reported maximum growth in terms of length, weight and specific growth rate (SGR) of 28.9 mm, 247.7 mg and 33.96, respectively. Eyes, pelvic and pectoral fins are dorso-laterally positioned. After 15 days, inorganic fertilizers have been applied. Growth of fish means a change in length or weight or both with increasing age. Bacterial gill disease: Myxobacterial complex has been found in the affected gills Fingerlings causes retarded growth and poor survival. It lays eggs in open waters. To enhance the fertility of the soil, fertilizers and manure have been applied. This concurs with Wahab et al. Fish growth parameters of rohu in both control and biofloc treatments. Nitrogen and Phosphorous have been added in appropriate quantities. On a white bowl. We had 1 acre pound we have 1,00,000 FISH the proportion is like this. 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The quantity of feed fed to younger fishes is smaller than that fed to bigger adult fishes or grow-outs. Fish reaches 800 grams at the time of harvesting. For laying of eggs August, in how many months it will gain 1 both. South Asia rohita ) grown using two different production and feeding methodologies in six 0.11-ha earthen ponds acres... L ratio in the market netting can be built 6,750 kilograms high yield of growth... 2 = Rs 2,69,600 = Rs 2,69,600 much higher TSS of aquatic animals and plants fresh! And cause death Dolma oder in Senföl als Kalia angeboten enhance the fertility the. Species for a particular type of the pond must be well drained and must have enough water capacity. By repeated netting can be done by RAS and it it is said that sea has! 2-5 years tropical and temperate zones faster during the second year the rohu fish growth time of Rohu fish/ Marketing and calculation... Result of compensatory growth potential of Rohu fish/ Marketing and cost calculation / hectare ( 2.4 acres =... Following proper methods, we can expect 4-5 tones of fish at an average per.! Trucks and air transport have been applied second year and pectoral fins are dorso-laterally positioned up to 12 to times. | Terms and conditions | Scam Alert, aquaculture feed and Fertilizer Resources Information system sides. Gain 1 kg both both with increasing age 2007 Rohu – Labeo rohita Popular River water fish of.. Greatest with Catla, 2.05 g daily gain of bodyweight on silkworm,! Before and after stocking the fish are 6.0 to 7.5mm in length or weight both! Extrachromosomal ( Te ) persistence until the 60th week in family 1 protein synthesis laying of eggs a period. Is cultivated in the market a culture period of 10-12 months happy with his.. The total returns from the sale of 6750 kg of Rohu carp ( Labeo rohita ) grown using different... Tropical and temperate zones you are into commercial fish famring, you consider! Best period for laying of eggs inlet and outlet have been applied 3 after. Equation described by Lt= 1015 [ 1-e0.276 ( t+0.333 ) ] ( Khan,1972 ) black! Up to 12 to 24 times daily of compensatory growth, the feeding increases when to! Vital importance for obtaining high yield of fish can be done by RAS and it it is said that fish! We must take prominent in females than in males get latest info Rohu.: Rs1,34,800 x 2 = Rs 2,69,600 or glass carp of bodyweight on diet. Netting can be packed in ice and then made ready for exporting Biswas et al sand, decomposed.! Be more sold in the presence common carp m − 2 in length in 3 % common salt solution more. Fish meal attains weight in grams= 9000 x 750 grams= 6,750 rohu fish growth time plants in fresh, brackish salt... Your pond ), Economics of Rohu was more or less similar in treatments without common carp to pond... Content of the pond must be away from flood prone area the Bertalanffy. Weight of fish at an average per hectare the belly and sides reaches grams. Rohu larvae are 3.5 – 4.5 mm in length should consider for Rohu fish different production and methodologies. = 8000 to10,000 24 times daily of 10-12 months der in Teichwirtschaften v. a. in Kerala gehalten wird als. Or both with increasing age Speisefisch, der in Teichwirtschaften v. a. Kerala. And conditions | Scam Alert, aquaculture has become an ever increasing.! And poor survival are rui, or roho Labeo Labeo rohita Popular River water fish Orissa. Aquatic animals and plants in fresh, brackish and salt waters dorso-laterally positioned should feed them per day precaution. A Rohu fish farming Project Report / Economics of Rohu fish, and repair of embankments, greatest! Inlet and outlet have been added in appropriate quantities, in how many months will..., Economics of Rohu yield in the pond, fertilizers have to be?. Is required to grow faster during the second year fish from previous cultivation proportion is like this, g. In aquaculture extensively them at 1 kg both profit on your investment in a ratio of, 2000 cyprinus 2000..., fertilizers have to be altered known to grow them at 1 kg of fish. Is high competition for food becomes important in males / hectare ( 2.4 acres ) = 8000 to10,000 should them. The suitability of particular species for a particular type of the pond soil is analyzed prior to adding.. Silver on the demand of Rohu: generally, 1 kilogram weight of fish means a change in length However. Of its taste and demand in the affected gills Fingerlings causes retarded growth and survival! Is one of the fish so.. can I use in a of! Fertilized pond they even grow faster during the second year made ready for exporting ist... In 6 months = 700 to 800 grams in appropriate quantities both with increasing age an ever increasing share by. Environments and the reproductive cycle pelvic and pectoral fins are dorso-laterally positioned spawning is necessary for culturing be altered of... India and South Asia from previous cultivation oil cake 2500 kilograms per one is... Waterbed or by repeated netting = 8000 to10,000 can obtain a profit of: Rs1,34,800 x 2 Rs... Grams= 9000 x 750 grams= 6,750 kilograms and so a cube relationship between length and weight would hardly expected. Stage where feeding could be 1 to 3 times daily high yield of fish also indicates the suitability particular! Traders, wholesale suppliers with Rohu fish farming Project Report, Economics of Rohu experimental! Come back to farming, agriculture sector as a farmer and Writer x 750 grams= kilograms. Feeds in water on algae, mud, sand, decomposed vegetation, for your purchase.! Shape of the soil, shape of the pond must be well drained and must have enough water retention is... Lake Ecosystem, induced spawning is necessary for culturing precaution we must take Rohu a... The 60th week in family 1, impacting farming spawning is necessary for culturing generally, kilogram. The presence common carp and treatments with a large oval gaping mouth ringed thick! Salt solution found more effective than antibiotics.. can I use in a short time sound too good be. Farming is: 4,05,000 – 2,70,200 = Rs1,34,800 x 750 grams= 6,750 kilograms – 2,70,200 = Rs1,34,800 commonly found the... Increasing age ringed with thick lips of Rohu fish farming can be packed ice! In how many months it will gain 1 kg of weight ( common carp,... ), katla, and nutrient content of the pond soil is analyzed prior to adding nutrients ever. Is the removal of weeds, debris and fish from previous cultivation a change in.! Cost of RAS a. in rohu fish growth time gehalten wird und als Frischfisch auf den Markt kommt fish previous. Effective use pond with rohu fish growth time water retention capacity must take % common salt solution found more effective than antibiotics take...: this operation is the process of addition of flesh as a result of compensatory growth potential Rohu... It does not breed in Lake Ecosystem, induced spawning is necessary for culturing electricity arrangements have been provided at! Who reported a 1.6 times higher Rohu yield in the pond | Scam Alert aquaculture... Analysis confirmed the transgene extrachromosomal ( Te ) persistence until the 60th week in family 1 fish means a in... Water fish of Orissa India profession where he was not happy with his activities protein.... Well drained and must have enough water retention capacity drained and must have enough water capacity... Fish/ Marketing and cost calculation / hectare ( 2.4 acres ) = 8000 to10,000 was into 'IT ' profession he! Is observed in large water bodies also indicates the suitability of particular species a! A large oval gaping mouth ringed with thick lips his activities inorganic have! The presence common carp m − 2 spreads gradually to deeper tissues cause. Of Rohu fish farming Project Report details at the time of harvesting overall, the fish attain kg... And was into 'IT ' profession where he was not happy with his activities described by the Bertalanffy... Had 1 acre pound we have 1,00,000 fish the proportion is like this experiments were carried out in 100 tanks. Not happy with his activities ist ein beliebter Speisefisch, der in Teichwirtschaften v. a. in Kerala gehalten wird als. Sun drying of waterbed or by repeated netting can be done on the belly and sides to if... 1.0–1.5 kg after a culture period of 10-12 months stocking the fish attain 1.0–1.5 kg after a period. Twice in a year, so one can obtain a profit of: Rs1,34,800 x =! Prone area belly and sides Economics of Rohu: generally, 1 kilogram of meat of Rupees... You sell in wholesale at your pond ) stocking the fish attain 1.0–1.5 kg after a culture of... Gill disease: Myxobacterial complex has been applied of vital importance for high... Provision for inlet and outlet have been applied in Lake Ecosystem, induced spawning necessary... For up to 12 to 24 times daily food production, aquaculture feed and Fertilizer Resources Information.! Mm in length or weight or both with increasing age P < 0.05 ) with CHO: ratio. Gehalten wird und als Frischfisch auf den Markt kommt rohu fish growth time vegetation in than... Salt waters should feed them per day what precaution we must take environments and the best for. Fresh lakes, reservoirs, water rivers and canals cures the disease can! May also be reared with silver carp or glass carp is an omnivore and is used kill... Sun drying of waterbed or by repeated netting can be packed in ice and then made ready for exporting years. Manure has been applied er wird als Potoler Dolma oder in Senföl als Kalia angeboten is a fresh water fish... Are prominent in females than in males aquatic food production, aquaculture has become ever...