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more about guanos
guanos |
1 definition found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Guano \Gua"no\, n.; pl {Guanos}. [Sp. guano, fr Peruv. huanu dung.] A substance found in great abundance on some coasts or islands frequented by sea fowls, and composed chiefly of their excrement. It is rich in phosphates and ammonia, and is used as a powerful fertilizer.
more about guanos