Aquarium guide
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ALGAE PROBLEMS |
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ALGAE PROBLEMS
The large majority of aquarists have found themselves confronted with undesirable
levels of algae that are sometimes difficult to combat. Generally speaking, it is
better to avoid excess growth in the first place than to have to try to fight it-
often with varying degrees of success.
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ЯУНЕЛГАВА (Jaunjelgava) (до 1917 официальное название Фридрихштадт) , город (с 1648) в Латвии, на р. Даугава, в 5 км от ж.-д. ст. Скривери. 2,4 тыс. жителей (1989). Производство швейных и других изделий; леспромхоз. Металлообработка. Основан в 16 в.