The sludge and dry manure were pooled and sampled
every 3 months over a period of 12 months (March 2007
– February 2008). Sludge samples of 500 mL were taken
from different locations and kept at 4°C before analysis. E.
coli and Salmonella spp. from each sample were cultured
and counted following the Conventional Method for Determining
Coliform and E. coli (BAM, 2001). The physical
properties of the sludge from each location were determined.