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Factors Sunlight Seaweed

Sunlight needed by the seaweed to the process of photosynthesis, where the result is CO2 fixation. Besides ultraviolet also needed for growth itself. The ability of light to penetrate the waters will decrease with increasing with depth. This zone is called the photic zone. Changes in the intensity and quality of light that penetrates the water with increasing depth illustrates ...

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Hama Seaweed Green Turtle and Urchins

Green turtle (Chelonia midas), is a destructive pest of cultivated plants seaweed most ferocious. Green turtles usually attack at night. These pests can prey exhausted cultivated plants in areas that are not too broad. Signs of seaweed plants attacked by the green turtle is the only plant left behind on the rope course and it looks like the former cut ...

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Fish Preservation

Fish is an animal food rich in nutrients, animal protein sources are widely consumed by the community, easy to obtain, and cheap. Fish contains many organic and inorganic elements, which are useful for humans. But fish also quickly experience the process of decay after being caught and died. After the fish die, there are changes both biologically, physically, and chemically. ...

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Composite Paper

Composite paper is paper that is processed together with other packaging materials such as plastics and metals, which aims to improve the brittle force, stiffness and strength of the material. Paper mixed with metal and formed into cans called composite cans, used for citric juice, spice containers (spices), chocolate boxes, dry soups, chemicals and medicines. The packing industry has made ...

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Folding Paper and Cardboard

Cardboard folding and cardboard is a popular paper type because it is practical and inexpensive. In trading is also called folding carton (FC), and used to package the material results agriculture or other types of goods. The most widely used material for making folding cartons is a cylinder board consisting of several layers, and the center is made of recycled ...

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Cardboard Corrugated

Corrugated boxes are also called corrugated cartons or cardboard grooved consists of 2 kinds of corrugated sheet , namely: · Kraft paper ( kraft liner ) for outer and inner layers · Medium corrugated medium paper The grammage of kraft paper and medium paper is as follows: Table 3. Comparison of Paper Weight Size Corrugated sheet there are several kinds, ...

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