نتایج جستجو برای: apparent density
تعداد نتایج: 514111 فیلتر نتایج به سال:
BACKGROUND Human African Trypanosomiasis is a vector-borne parasitic disease. The geographical distribution of the disease is linked to the spatial distribution of the tsetse fly. As part of a control campaign using traps, the spatial and temporal variability is analysed of the glossina populations present in the Mbini sleeping sickness foci (Equatorial Guinea). RESULTS A significant drop in ...
A common technique of measuring population density of microorganisms grown in liquid media is to withdraw a sample of the suspension and measure its apparent optical density with a spectrophotometer. The device we describe is capable of continually and automatically monitoring the population density of microorganisms grown in suspension.
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