منابع مشابه
Phytoplankton and Cloudiness
www.sciencemag.org (this information is current as of February 16, 2007 ): The following resources related to this article are available online at http://www.sciencemag.org/cgi/content/full/314/5804/1419 version of this article at: including high-resolution figures, can be found in the online Updated information and services, http://www.sciencemag.org/cgi/content/full/1131779/DC1 can be found a...
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The antibacterial activity of eight products marketed for the therapy and prophylaxis of diseases of ornamental fishes was tested. The products contained erythromycin, neomycin, a nitrofuran, penicillin, sulfa compounds, streptomycin, or tetracycline. When used at the concentration recommended by the manufacturer, the products failed to inhibit the growth of bacterial species known to be potent...
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Measurements and models show that enhanced aerosol concentrations can augment cloud albedo not only by increasing total droplet cross-sectional area, but also by reducing precipitation and thereby increasing cloud water content and cloud coverage. Aerosol pollution is expected to exert a net cooling influence on the global climate through these conventional mechanisms. Here, we demonstrate an o...
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One way I judge how an article has been received is by how many letters or phone calls I get about it. Judging by the number of requests for more information on the Ecosystem Aquarium Filtration method, developed by Leng Sy, that I have received since writing articles in both Aquarium Fish Magazine (November 1997) and SeaScope (Fall 1997), I really struck a nerve. There are probably a number of...
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Undoubtedly having lush and interesting plants in the aquarium, in addition to beauty, has a favorable effect on fish. These plants, in addition to create beauty in the aquarium space, provide an environment close to the natural habitat of ornamental fish. The benefits of using aquatic plants in the aquarium include adjusting the water hardness and pH, increasing the dissolved oxygen in the wat...
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ژورنال
عنوان ژورنال: Nature
سال: 1883
ISSN: 0028-0836,1476-4687
DOI: 10.1038/028102b0