Advantages of Natural Fertilizers. In nature, decomposition of organic matter creates a natural fertilizer. Applying organic compost or wellaged herbivore manure adds nutrientrich organic material to the soil, improving quality and texture.
However, the natural balance will shift if the dune vegetation is damaged by grazing or if beachusers, etc. generate too much traffic, etc. This may cause the dunes to degrade resulting in loss of the protection provided by the natural dunes. At the same time the sand blowing inland causes various kinds of damage.
Both of these pool filter sand substitutes require much less backwashing than regular sand, though the FilterGlass will require the least. Less backwashing means less pool water and chemical waste, and more time on your hands! Standard silica sand costs about 1015 per 50lb. bag.
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Answer . Sandy soil, as its description suggests, has a relatively large amount of sand in it. Sand is grainy and is not very good at absorbing water, so the soil is light . and drains well. Clay has a much smaller particle size and is composed of the same substance as chalk.
Advantages Disadvantages. Adding more sand or shingle widens the beach and waves lose power travelling across it. Looks natural. Beach nourishment
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Sand is a toy! The less a toy does the more a child will learn! Sand is such a great sensory toy for kids as they explore their sense of touch and play ...
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Natural Flow. Erosion is a natural part of the cycle of the beach. The natural flow of water deposits sand at times and then removes it at other times. During the cycle the beach may have a great deal of sand or very little, but over time it balances out. Humans desire to eliminate the part of the cycle with erosion control.
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Thanks for the explanation on the advantages and disadvantages of trickling filter also secondary treatment.
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