Punja, Z.K.

A study of root maggots infesting canola in the Peace River region of Alberta

Characteristics of Phytophthora infestans (Mont.) de Bary isolates collected from potato in Canada during 1993 and 1994

Incidence of Armillaria species in precommercial thinning stumps and spread of A. ostoyae to adjacent Douglas-fir trees

Micropropagation of wasabi (Wasabia japonica) and identification of pathogens affecting plant growth and quality