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National Seed Development Organisation; leaflets: Avalon winter wheat, Bounty winter wheat, Norman winter wheat, Virtue winter wheat, Brigand winter wheat, ;Wheat: a guide to varieties from the Plant Breeding Institrute'. 'Developments in Plant Breeding', by Ralph Riley, Agric.Progress, 1974, 49:1-16
GB/1/8/5 · Pièce · 1974 - 1981
Fait partie de Imperial Bureau of Plant Genetics; National Seed Development Organisation; Royal Society Jubilee Exhibit; Bell, GDH: History of Plant Breeding Institute; Riley, R Developments in Plant Breeding; Aerial photographs of Plant Breeding Institute

National Seed Development Organisation; leaflets: Avalon winter wheat, Bounty winter wheat, Norman winter wheat, Virtue winter wheat, Brigand winter wheat, ;Wheat: a guide to varieties from the Plant Breeding Institrute'. 'Developments in Plant Breeding', by Ralph Riley, Agric.Progress, 1974, 49:1-16