Technical bulletin (Great Britain. Ministry of Agriculture, Fisheries and Food) ; Technical bulletin - Ministry of Agriculture, Fisheries and Food ; Technical bulletin - Ministry of Agriculture, Fisheries and Food ; 29 Plant Pathology Laboratory of the Ministry of Agriculture, Fisheries and Food. Ministry of Agriculture, Fisheries and Food. compiled at the Plant Pathology Laboratory of the Ministry of Agriculture, Fisheries and Food. Ministry of agriculture, fisheries and food ;