الفهرس 
Cover Page Title in EnglishOnly 14 pages are availabe for public view
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Abstract
To evaluate the hygienic conditions inside laboratory animal house. Two groups of laboratory animals (Rat and Mice) each group of 60 animals kept at the same room were used in such study.
The obtained results revealed the following:
l)Temperature was ranged from 19 - 32.2 °C at level l(at the bottom of rack) with mean value of 24.7 ±1.4 1 C sand ranged crom 18,3-31,3C with means value of 24,1 ±1,23 at level 2 (at the top of rack).
2)Humidity at animal room was ranged from 48-77% with mean value of 64.4±1.21.
3) Ammonia level was ranged from 1.6-15.4 ppm with mean value of 8.32 ± 0.77 ppm.
Carbon monoxide level was ranged from 2.3 - 7.2 ppm with ean value of 4.36 ±. 22 ppm,
5) Suipher dioxide was ranged from 2 - 7.4 ppm with mean _. of 2.98 ±0. 17 ppm.