Page 185 - PARVEEN, S
P. 185
the rate of 1.0-1.2% gave good texture and flavor total costs for pangas monoculture and 67.44% for
to the sausage. A good-appeared sausage-pink carp-pangas polyculture. Per ha productions of
color was developed by combining three food- pangas and carp-pangas in a single culture cycle
grade colors of asthaxanthin. Products prepared were 15,508 kg and 19,745 kg, respectively. Per ha
with potato starch, potato smash and rice smash gross profits were estimated to be Tk 310,311 and
had an acceptable bacterial load in refrigeration Tk 464,418 for pangas monoculture and carp-
(5°C) for up to 8 days and in room temperature pangas polyculture, respectively. Net profit
(28°C) for up to 3 days. No coliform bacteria were appeared to be Tk 264,216 per ha for pangas
found in the products prepared. monoculture and Tk 416,509 per ha for carp-
pangas polyculture. The BCRs calculated were
518 ALAM, M.F. (World Fish Center, Dhaka) 1.46 and 1.68 for monoculture and polyculture,
& RAHMAN, M.O. (Dept. of Agricultural respectively. The break-even costs per kg of fish
Finance, Bangladesh Agricultural University, were estimated at Tk 36.93 for pangas and Tk
Mymensingh). Input-output relationship and 30.93 for mixed species which was much lower
economics of pangas monoculture and carp-pangas than the prices the producers received Break-even
polyculture in two districts of Bangladesh. Bang. J. productions were estimated at 10,702 kg per ha for
Fish. Res., 2005, 9 (1), 105-106. pangas monoculture and 11,784 kg per ha for carp-
pangas polyculture. Fingerling and feed cost, and
An attempt was made to study the input-output pond size significantly explained the Variation of
relationships and economics of pangas income from pangas monoculture. These factors
monoculture and carp-pangas polycuhure in have significantly influenced the income from the
Bangladesh. By analyzing the data collected from crop. Functional analyis shows that 1% increase in
50 pangas farms and 55 carp-pangas farms, the the feed cost might increase 0.51% of pangas
study has investigated the production systems of income and 0.41 % in carp-pangas income. No
two technologies and the effects of fingerling other inputs had shown this much of responses to
stocking and applications of feed and fertilizer on increasing income from a fish.
fisheries income. The data were collected from the
fishermen of Trishal and Bhaluka of Mymensingh 519 ALI, M.Y.; ASAD, M.A.; RAHI, M.L. &
district, and Kahaloo and Adamdighee of Bogra HOSSAIN, M.M. (Fisheries & Marine Resource
district during 2001-02. For pangas monoculture, Technology Discipline, Khulna University,
the stocking density was 31,561 per ha while it was Khulna). Organoleptic and Microbiological
55,017 per ha in carp-pangas polyculture. Most of Assessment of Ten Commercially Important Dried
the farmers used urea, TSP and lime before and Fresh Fishes. South Asian J. Agric., 2007, 2( 1
stocking. Rice and wheat bran happened to be the & 2), 29-32.
most common feed ingredients for both types of
culture in general. Other important ingredients Ten fresh and ten dried fish species collected from
used were mustard oil-cakes, rice polish, wheat Kuakata, Bangladesh were assessed by
flour, fish meal, bone meal, soybean meal and organoleptic and microbiological parameters (SPC,
poultry litter. In terms of quantities, rice bran and total and faecal coliform Salmonella and Vibrio
wheat bran dominated the farmers list. Rice and Chlorae species). All fresh fish were moderately
wheat bran together constituted about 60% of all acceptable with acceptability score of 7.0 to 7.57.
studied feeds. Feed cost constituted 59.13% of Standard Plate Count of seven samples Phasa
178
