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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Changes In Water Quality Parameters

In the aquatic environment as a medium of live aquatic biota, frequent changes in water quality parameters such as the degree of acidity (pH – element content of H + or OH-), dissolved oxygen (O2), content of ammonia NH3, the acid content of sulfide (H2S), water temperature and others. Changes in water environment can affect aquatic life, especially for water ...

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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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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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Microorganisms Interactions With Plants

Coexistence between microorganisms and plants takes place in the root zone of plants, because in this area provided a number of compounds required by a microorganism for the life and activities. This compound is in the form of root exudates useful as a source of C, N and energy for microorganisms, ranging from a simple organic compounds up to complex ...

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As Habitat Soil Microorganisms

Soil as a habitat for microorganisms to function as a natural medium for growth and doing all the activities physiology. Soil provides nutrients, water and carbon source necessary for the growth and activity of microorganisms. In this respect, the soil environment as abiotic factors (which include physical and chemical properties of the soil) and biotic (presence of other microbes and ...

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