…Dung contains a large amount of organic matter, and many organisms, such as Dipteran and Coleopteran insects and dung-producing fungi, live on dung as a source of nutrition. These coprophages, together with organisms that eat the remains and decomposition of animal and plant matter, are called saprophages, and play an important role in the circulation of materials in ecosystems. Earthworms also swallow soil along with dead leaves and organic remains, and excrete it as small fecal pellets, which neutralize the soil and improve its air and water permeability, making earthworm dung effective in improving cultivated land. … *Some of the terminology that mentions "saprophages" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
… 糞には多量の有機物が含まれており,双翅(そうし)目や鞘翅(しようし)目の昆虫,糞生菌類など糞を栄養源として生きる生物も多い。これら糞食性生物coprophagesは,動植物の遺体や分解物を食べる生物と合わせて腐食生物saprophagesと呼ばれ,生態系の物質循環にとって重要な役割を果たしている。またミミズは枯葉や有機物の残骸とともに土を飲みこみ,小さな糞塊として排出するが,これによって土は中性化され,通気性・通水性もよくなるので,ミミズの糞土は耕地の改良に効果がある。… ※「saprophages」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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