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Agricultural plant pest control : a study manual for commercial and governmental pesticide applicators
Apiculture in India
Grasses of Ontario
Experiments with winter wheat
Canning, preserving, pickling
Ferns of the Ottawa district
Guide to range plant community types and carrying capacity for the Peace River parkland subregion in Alberta : first approximation
Lithograms of the ferns of Queensland
Fescue grasses of Canada
A dry rot of sweet potatoes caused by Diaporthe batatatis