U. Purvis

发表

Surveillance of soft and semi-soft cheeses for the presence of Listeria spp.

J. Farber, M. Johnston, U. Purvis, 1987 .

Proposed Microbiological Standards for Ground Beef Based on a Canadian Survey

G. Lachapelle, M. Johnston, U. Purvis, 1976 .

ICMSF methods studies. X. An international comparative study of four media for the enumeration of Staphylococcus aureus in foods.

R. J. Gilbert, D. Till, U. Purvis, 1978, Canadian journal of microbiology.

Microbiological Standards for Cheese: Survey and Viewpoint of the Canadian Health Protection Branch.

U. Purvis, A. Loit, D. Collins-Thompson, 1977, Journal of food protection.

Comparison of bacterial counts obtained from naturally contaminated foods by means of Stomacher and blender.

A. Sharpe, G. Lachapelle, U. Purvis, 1987, Canadian journal of microbiology.

The microbiological quality of fermented sausage produced under good hygienic practices in Canada

U. Purvis, K. Weiss, R. Hill, 1987 .

Current microbiological status of 'health foods' sold in Canada.

U. Purvis, D. Warburton, C. Fox, 1998, Journal of food microbiology.

Collaborative study of the MPN, Anderson-Baird-Parker direct plating, and hydrophobic grid-membrane filter methods for the enumeration of Escherichia coli biotype I in foods.

P. Peterkin, A. Sharpe, U. Purvis, 1983, Canadian journal of microbiology.