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Fish Virus Spreading in Indonesia

Type MBV and SEMBV has detected widespread across the pond in Indonesia. The disease attacks the shrimp aged 1-2 months has been stocking. MBV attack is marked by changes in hepatopancreas which became yellowish because of damage. The case hit since 1998 with a death rate of more than 90% within 2 weeks after the symptoms of common assault. While ...

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Penyakit Akibat Bakteri Pada Ikan

A. Mycobacterium sp Mycobacterium sp. yang dikenal sebagai penyebab penyakit ” tuberkulosis ikan” (Fish TB), adalah bakteri yang berbentuk batang, dengan ukuran 0,2-0,6 x 1,0-10 μm, bersifat gram positif lemah, tidak bergerak, tidak membentuk spora atau kapsul dan bersifat aerob. Bakteri ini banyak dijumpai di perairan tawar dan laut maupun tanah dengan suhu optimal pertumbuhannya 25-30oc. tidak dapat tumbuh pada ...

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Crustaceans Disease Due Argulus sp

Argulus or fish lice are parasites of fish from the class of crustaceans Branchira family. These parasites get into the aquarium usually through a live feed. There are about 30 known species Argulus. Two of them, which is often found foliatus and Argulus Argulus japonicus. The parasitic nature tend to be temporary Argulus. They mancari host randomly and can move ...

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Soil Structure Formation Mechanism

Soil structure can begin to evolve from a single grain of massive form. When coming from a single grain, the development starts from the binding of soil particles form a clump (cluster) which later became ped. There are five main mechanisms that unites these particles, namely: 1. Activities during the growing root penetration. 2. Water movement which followed the direction ...

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Filter Type Koil Denitrator

Having a good filter is ideal ornamental fish hobbyists. A good filter will promise a good performance so hopefully aquarium water quality issues can be dealt with perfectly. Aquarium filters are commonly known so far, in particular the biological filter, more made up for an aerobic environment for ease of application. The end result of this type of filter is ...

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Agrobiology

Soil is a habitat or a place to live different kinds of living organisms or bodies in the ground. Based on the function, generally there are two classes of bodies live in the soil, which is beneficial organisms and harmful. Beneficial organisms are organisms involved in the process of degradation or decomposition of organic material, binding or provide nutrients and ...

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