منابع مشابه
Infusoria suitable live food for fish larvae
Infusoria are a group of aquatic organisms that are used to feed fish larvae. They are actually small forms of life in freshwater that include: Amoeba, Oglena, Green algae, Paramecium, Rotifer, Vertisella, and Invertebrates are small. Due to its small size, Infusoria can be used to breed newly hatched larvae of many aquarium fish species such as gourami and beta fish. Many home aquarium owners ...
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Forested wildlife habitats identified in a broad field survey of Northland, New Zealand, have been ranked to determine their relative importance for indigenous wildlife. A numerical scoring system was devised after consideration of schemes used by other authors and after a preliminary examination of the survey data by step-wise multiple regression analysis. Twenty-five habitats were ranked acco...
متن کاملCyanobacteria in Geothermal Habitats
3.2 Distribution of Thermophilic Cyanobacteria Based on Morphology and Cultivation ...................... 40 3.2.1 Geographic Distribution ................................................. 40 3.2.2 Distributions Determined by Temperature and Chemistry ................................................................ 44 3.2.2.1 Temperature ............................................................
متن کاملHabitats and Territories
The time of greatest sensitivity to radiation is during the period of organogenesis in the first twelve weeks of human foetal development. Irradiation of the adult can cause life shortening or increased incidence of leukemia. The last chapter is concerned with the basis and origin of radiation protection standards, the hazards of nuclear power plants, high altitude supersonic aerospace travel, ...
متن کاملMeasuring acoustic habitats
1. Many organisms depend on sound for communication, predator/prey detection and navigation. The acoustic environment can therefore play an important role in ecosystem dynamics and evolution. A growing number of studies are documenting acoustic habitats and their influences on animal development, behaviour, physiology and spatial ecology, which has led to increasing demand for passive acoustic ...
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ژورنال
عنوان ژورنال: The Lancet
سال: 1841
ISSN: 0140-6736
DOI: 10.1016/s0140-6736(02)99837-5