Sugar beet pests
Jones, F.G.W,
Sugar beet pests - London HMSO 1972 - 113p - Ministry of Agri., Fisheries and Food- Bulletin No.162.) .
633.63 J6S8
Sugar beet pests - London HMSO 1972 - 113p - Ministry of Agri., Fisheries and Food- Bulletin No.162.) .
633.63 J6S8