20 resultados para Post-occupancy management


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The study was conducted on the present status of HACCP based quality management system of golda, Macrobrachium rosenbergii farms in Fulpur region of Mymensingh. Information was collected on general condition of farms, culture systems and post-harvest quality management. In almost all farms, there is no or inadequate infrastructure facilities such as, road access, electric supply, telecommunications, ice, feed storage facility, vehicle for golda transportation, washing and toilet facilities. The problems associated with sanitation and hygiene was: widespread use of cow dung, poultry manure and construction of open toilet within the vicinity of prawn culture pond. Different grades of commercially available and locally prepared feeds were used for golda culture in the pond. Golda post-larvae (PL) of 40-50 days old were stocked with carp species. The price of golda PL ranged from Tk. 1.00 to Tk. 1.25/piece. The pond size varied from 50 decimal (0.2 ha) to 2.5 acre (1.0 ha) with an average depth of 2-2.5 m. The culture period of golda varied from April-May to November-December and survival rate ranged between 75 and 80%. Production of golda varied from 250-500 kg/acre (625-1,250 kg/ha). Harvested golda were transported to city market within 4 h. Two size grading were generally followed during pricing, e.g. Tk. 500 to 550/kg for >100 g size and Tk. 300/kg for <100 g size. The cost-benefit ratio was found to remain around 1:1.25 depending on availability of PL. Water quality parameters such as, water temperature, pH, dissolved oxygen, total alkalinity and chlorophyll a in five golda farms in Fulpur region were monitored. Water temperature ranged from 29°C to 33°C, dissolved oxygen from 2.28 to 4.13 mg/l, pH between 6.65 and 7.94, alkalinity from 44 to 70 mg/l and chlorophyll a concentration from 61.88 to 102.34 µg/l in the five investigated ponds. The Aerobic Plate Count (APC) of the water sample was within the range of 2.0x10^6 - 2.96x10^7 CFU/ml and of soil samples within the range of 6.9x10^6 - 7.73x10^6 CFU/g. Streptococcus sp., Bacillus sp., Escherichia coli, Staphylococcus sp., Pseudomonas sp. and Salmonella sp. were isolated from pond water and sediment. Different feed samples used for golda was analyzed for proximate composition. Moisture content ranged around 14.14-21.22%, crude protein 20.55-44.1%, lipid 4.67-12.54% and ash 9.7-27.69%. The TVB-N values and peroxide values of feeds used as starter, grower and fish meal were found within the acceptable ranges and samples were free from pathogenic organisms. A training was organized for the golda farmers on HACCP, water quality and post-harvest quality management of prawn.

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Participants were exposed to concepts and information about EAFM using a structured, participatory method of delivery. The learning strategy involved specifically designed exercises, using real examples, to consolidate learning. Daily monitoring and reviews were conducted together with pre-and post-course assessment.

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For the formulation of policies, laws and regulations for management of fisheries and aquatic systems there is a requirement for scientific knowledge to guide in this formulation. Such knowledge is used to guide in sustainable management of capture fisheries, integrating lake productivity processes into fisheries management, prevention of pollution and eutrophication of the aquatic environment, control of invasive weeds e.g. water hyacinth, enhancement of aquaculture production, reduction of post-harvest fish losses and ensuring fish quality, development of options for optimization of socio-economic benefits from fisheries and for co-management.

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The WorldFish Center was contracted by Africa Wildlife Foundation to conduct a preliminary survey of the role of fisheries in livelihoods, and opportunities and constraints to improved fisheries exploitation and management, in the Maringa-Lopori-Wamba Landscape. In May 2007, a three person WorldFish Center team, supported by AWF staff, visited the landscape to explore how the fishery operates to meet local needs and identify scope for interventions that might improve fisheries livelihood opportunities without undermining its sustainability. It is clear that although fishing is important for both income and subsistence in the areas visited, profits are nonetheless modest and somewhat unpredictable. Moreover, fisherfolk should not be considered a homogeneous group: there are different sub-groups, using different gears and skills, involving women and men in both fishing and post-harvest activities, groups who are more or less dependent on farming, and who fish, on balance, more either for cash or subsistence needs. Thus the findings here need to be set within this context of different sub-groups, fishing for generally very modest remuneration, with the latter subject to considerable variability and uncertainty.