POND PURIFICATION METHOD

• Main Authors: ABE NOBUHIKO, NAKAMORI NOZOMI, HAMAZAKI JUNJI, MIYAKE AYAKA, KEUNRASAMII NATCHAYAA, USUI NORIHIRO
• Format: Patent
• Language: English; Japanese
• Published: 10.04.2023
• Subjects: AGRICULTURE; ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; FORESTRY; HUMAN NECESSITIES; HUNTING; NEW BREEDS OF ANIMALS; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; TRAPPING

To provide a pond purification method for, in a pond (for example, a pond around an artificial mountain in a monkey enclosure at a zoo) provided in a region where, animals for appreciation (for example, monkeys) in a zoo are cultured, preventing or reducing, deterioration (for example, great increase of a degree of becoming muddy of pond water) of landscape properties which may be caused by, excreta discharged by the animals for appreciation or leftovers of bait.SOLUTION: There is provided a pond purification method for, in a pond provided in a region where, animals for appreciation are cultured, a water flow in a horizontal direction and being circulated, is formed, and grain bodies for water quality purification formed of calcium silicate-containing materials, are supplied in a water quality purification grain body supplying step.SELECTED DRAWING: None 【課題】動物園等における鑑賞用の動物（例えば、サル）が飼育されている領域の中に設けられている池（例えば、サル山の周囲の池）において、鑑賞用の動物の糞尿や食べ残しのエサによって生じ得る景観性の悪化（例えば、池の水の濁度が非常に大きくなること）を、低コストでかつ簡易に、しかも短期間で、予防または軽減することのできる、池の浄化方法を提供する。【解決手段】鑑賞用の動物が飼育されている領域の中に設けられている池に対して、水平方向でかつ循環する水流を形成させながら、ケイ酸カルシウム含有材料からなる水質浄化用粒体を供給する水質浄化用粒体供給工程を含む、池の浄化方法。【選択図】なし