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DETERMINATION OF BLACK FLY SPECIES IN TEHRAN AREA BY REARING THESE AQUATIC STAGES IN THE LABORATORY
Simuliidae Black fly Pupaes
2010/1/4
The identification of different species of Simuliidae, also called “black fly”, is based on particular structure of oral and terminal appendages of their larvae add also on the special morphology of a...
INVESTIGATION ON THE AFLATOXIN CONTAMINATION OF MILK IN TEHRAN AREA
INVESTIGATION AFLATOXIN CONTAMINATION MILK TEHRAN AREA
2009/12/30
In this survey Aflatoxin contamination of fifty two samples of raw milk and nine samples of commercial milk were determined by T.L.C. Method. The results showed that 92.31% of the samples of raw milk ...
A SURVEY OF SOIL FOR DETERMINATION OF CORROSION FACTORS ON WATER PIPE WITHIN TEHRAN AREA
Corrosion of water pipes Resistivity
2009/12/29
Corrosion of water and gas pipes is not desirable from the view point of health, economy and nuisances. There are many factors in soil which attack the metal pipes for corrosion. (Steel, Cast, Iron an...