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Abstract
Bacterial contamination of hatcheries causes high economic losses
including not lowering hatehability and embryonic deaths but production of low quality day old chicks.
This work WitS plainied to study tliC hiciiil coiilanhiititlion ol
• hatcheries and evaluation of some available dismlectants used to control tIe coimlaininalion. lor attaining this goals. A total O bacteriological samples were collected; 415 Iroin cg shell surkice, cpu room, setter,
• liteliery. nnliiitehed egg (dead in shell enihrvo) and newly hatched chicks horn (lit rent areas. Another 435 hacteriolouical saiiiples \cre collected for evaluation oh the elhicacy of some disinIctan1s (lialdehyde gas iiiii aid Ho.c’iiv n)4 l3ios II bggiug.
[he samples cre hacteriologically exaininetl to (Icteci the nR)St pi’’ik’iit illiemoorgaiIisins imicreinemited iii this problem.