The Survey Of Bacteriological Quality Of Raw Milk And Seasonal Affecting Factors In Lorestan Province
2006
Yarahmadi, B., Member of Scientific Board of Research Center of Agriculture and Natural Resources Lorstan | Eslami, M., Faculaty Member, Ahwaz Nniversity; | Mahdavi, H.R., Member of Scientific Board of Karaj | Moaydi Nezhad, A., Biotechnology Under Educated Course, Bouali University.
The present study was under taken to find out seasonal affecting factors on collection raw milk in Lorestan province. To purpose total count number 2360 records was collected from Peghah dairy industry in Lorestan. this records were cumulated during from 1378 to 1381 years. Data of total count were analyzed by GLM proceand month effects on total count were highly significant (p0.01). Among zones were highly significant difference (p0.01) So that the most of Total Count was in Bourojerd and Doroud cities with 11.59آ±0.37CFU/mand the least in Khorramabad and Central zones with 6.59آ±0.37.Among the Spring and the Summer seasons in different years with Autumn and Winter were significant difference so that Spring and Summer were the most total count. Among years were significant difference so the least was 1381 year and the most related to 1378 year. the lowest of total count the month of December with 6.75آ±0.44 and the highest in August and September with 8.69آ±0.56 and 8.67آ±0.56 respectively. It has been concluded that trend of total Count increasing must be controlling in villages, the basis on educational and sanitation measures from let down stage till collecting of milk to decrease raw milk contamination.
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