Streptococcus and Staphylococcus in sludge/biosolids
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University of Pretoria etd - Chaie-Mateau, J R B (2005)
Persistence of Human Pathogens in a Crop Grown from Sewage Sludge Treated Soil
by
Jacobeth Raesibe Bettina Chale-Matsau
Submitted in partial fulfillment of the requirement for the degree of
PHILOSOPHIAE DOCTOR
(Water Utilisation) in the Faculty of Engineering, the Built Environment and Information Technology
University of Pretoria Pretoria
June 2005
upetd.up.ac.za/thesis/available/etd-09292005-114114/unrestricted/02chapter2.pdf
http://www.google.com/search?q=Pepper,+Gerba,+Staphylococcus,+sludge&hl=en&lr=&ie=UTF-8&start=20&sa=N