" /> TNeutron | Page 58 of 87 |

Biological Factors And Bacteria Transmission Fish

1) Aeromonas hydrophila Aeromonas hydrophila cause disease motile Aeromonas Septicemia (MAS). Another name for this disease is bacterial septicemia hemorrhagi or also known as hemorrhagic septicemia (McDaniel, 1979), infectious dropsy, red disease, pest red (Kabata, 1985) or red spot disease (Eidman et al., 1981). Signs of disease caused is a) fish to be weak, b) Decreased appetite, c) The skin ...

Read More »

Nitrate and Nitrite

Nitrogen is one of the main elements making up the cell organism that is in the process of formation of protoplasm. Nitrogen often in limited quantities in the waters, especially tropical areas. Shortage of nitrate in the water can inhibit the growth of aquatic plants, although other nutrients are in abundant quantities (Hunter, 1970 in Patadjal, 1993). Nitrogen in the ...

Read More »

Interest Watershed

Goals and objectives should be linked to watershed characteristics such as social, cultural, economic, physical, and biological to be managed. However, the targets will be achieved in general is to enhance or improve the state of the watershed so that the level of productivity in these places remains high and at the same time, the negative impact caused by the ...

Read More »

Disease Due to Bacteria On Fish

A. Mycobacterium sp Mycobacterium sp. which is known as a cause of disease “fish tuberculosis” (Fish TB), is a rod-shaped bacterium, with a size of 0.2-0.6 x 1.0 to 10 μm, are gram positive weak, do not move, do not form spores or capsules and aerobic. These bacteria are often found in fresh and marine waters or soil with an ...

Read More »

Kebijakan Daerah Aliran Sungai

Pengelolaan sumber daya air dilaksanakan secara terpadu (multi sektoral), menyeluruh (hulu-hilir, kualitas-kuantitas, berkelanjutan (antar generasi)), berwawasan lingkungan dengan DAS (satuan wilayah hidrologis) sebagai kesatuan pengelolaan. Satu sungai, satu rencana, satu pengelolaan secara terpadu dengan memperhatikan sistem pemerintahan yang sekarang (desentralisasi) dapat ditentukan bahwa : 1) Satuan sungai dalam artian DAS yang merupakan kesatuan wilayah hidrologis yang dapat mencakup wilayah administratif ...

Read More »

Impact Bacteria Vibrio sp. In Fish

Vibrio sp. are bacteria that are gram-negative, rod-shaped single-celled short crooked (comma) or straight, a length (1.4 to 5.0) μm and width (0.3 to 1.3) μm, motile, and have flagella polar. According pitogo et al., (1990), Vibrio species characteristic glow. Vibrio biochemical properties are oxidase positive, fermentative to glucose and sensisif to the test of O / 129 (Logan, 1994 ...

Read More »