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The movement of water or water flow required for the availability of food for microorganisms and oxygen. In addition to avoiding the reef of the deposition process. The presence of water slurry caused by the movement of water will produce oxygen in these waters. In general, when a body of water has a fairly swift current, then the level of ...

The soil texture is one of the physical properties of soil sifta a very big influence on the growth of plants and other soil properties. Overall the physical properties of the soil is determined by:  The size and composition of the particles making up ground the result of weathering material;  The type and ratio of the composition of ...

Soil structure is one of morphology (appearance) of land that can be observed directly. Soil morphology is a description of the soil body showing the appearance-appearance, characteristics and common properties in a soil profile. The characteristics of soil morphology is indicative of a process – a process that never experienced a kind of land during weathering, the formation and development. ...

Phosphate present in natural water or wastewater as compound orthophosphate, polyphosphate and organic phosphate. Each phosphate compound is present in dissolved form, suspended or bound in the cells of organisms in the water. orthophosphate is an inorganic phosphate, is one form of phosphorus (P) dissolved in water. Orthophospate is benttuk phosphor that can be directly utilized by plant organisms (phytoplankton ...

Freezing means changing the liquid content found in most of the fish’s body to ice. Fish will begin to freeze at temperatures between -0.6 ° C to -2 ° C, or average at -1 ° C which initially freezes is free water, followed by bound water, . Freezing starts from the outside, the center of the last freeze. Freezing requires ...

Dissolved oxygen is the number of mg / l of oxygen gas dissolved in water. dissolved oxygen in water can be derived from the process of photosynthesis by phytoplankton and aquatic plants or on the diffusion of air. Dissolved oxygen levels can be determined by titration and electronic measuring instrument DO meter. Winkler way based on two oxidation – reduction ...