Wet type fish feed extruder for floating and sinking feed pellet


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Common Fish Diseases & Caused Reasons

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There are literally hundreds of afflictions that can effect the health of farm fish. The most common maladies seen in home aquaculture production are usually either bacterial, parasitic, or viral diseases in origin. Fungal infections are also sometimes seen, and occasionally physical ailments. Common Fish Diseases & Symptoms in Freshwater Cultured Fish 1. Bacterial Disease Bacterial diseases are caused by the infection of bacteria in fish body. Bacterial hemorrhagic disease is most likely to harm grass carp. In early stage of illness, fish will show signs of bleeding, which usually occurs in the fin base, gill cover, mouth and lower jaw, if it continues to develop the fish body will have bleeding, the abdomen will be expanding, and red spots will appear at liver and kidney. While Gill rot disease is most likely to harm grass carp and common carp. In early stage of illness, the fish will loss of appetite, the head will go black with increased mucus, if it continues to develop...
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Fish Feed Extrusion Process with Extruder Machine

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Fish Feed Extrusion Process Origin The early-stage extrusion processing was mainly used in food processing industry. Since the nineteen fifties, America had started to use this technology for feed processing field, especially for processing pet food and pretreatment of feed ingredients. Till the nineteen eighties, it has become the fastest developing technique of feed processing industry in the world, and has started to be applied in each sphere of feeding stuff industry, widely used for dry pet foods, some applications for livestock feed and fish feed. With the unceasing development of technology and the continuous rising of people living standard, the growth of aquaculture must follow the principle of producing green food without pollution, bringing significant attention and lots of intensive study on  aqua feed production technology . And there is a consensus that adopting  extrusion process to make fish feed   is the major means to ensure producing high quality and...
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How to Start a Commercial Fish Farm

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Fish farm is the site and base for fish culture that should be meet the normal needs of fish in various stages like fish life, growth, development and breeding, and should be in favor of production management, integrated utilization, work efficiency promotion and economic benefits. Therefore, when it comes to how to start a fish farm, especially a commercial one, fish farmers need to analyze the market, be cautious about site selection, persist in the principle of scientific design and strict construction quality control, and carry out high-efficiency fish farm management mode, etc. Market Analysis in The Prior Period Businessmen can better know the proportional relationship between market fish supply and demand, adopt right business strategy, meet market demand for fishes and enhance the economic benefits via detailed market analysis of local fish farming. Site Selection of Commercial Fish Farm For fish farm building, site selection is extremely important, which should conside...
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