TY - TH AU - MacKenzie,D.R. TI - Genetics of fungicide tolerance in a natural population of the plant pathogen Cochliobolus carbonum Nelson PY - 1970/// CY - University Park, PA (USA) PB - Pennsylvania State University, KW - Chemical resistance KW - Cochliobolus KW - Crossbreds KW - Epidemiology KW - Fungicides KW - Isolation techniques KW - Models KW - Pathogens KW - Statistical analysis KW - Zea mays KW - AGROVOC KW - Genotypes N1 - Thesis (Ph. D), Tables, graphs, bibliography p. 57-58, appendix p. 59-60 ER -