Proceedings of the 1979 British crop protection conference pests and diseases
British Insecticide and Fungicide Conference, 10th, Brighton
Proceedings of the 1979 British crop protection conference pests and diseases - Nottingham Boots 1979 - 21cm. 3v
PESTICIDES -- CONGRESSES
FUNGICIDES -- CONGRESSES INSECTICIDES -- CONGRESSES PESTICIDES -- CONGRESSES
632.95 B84P
Proceedings of the 1979 British crop protection conference pests and diseases - Nottingham Boots 1979 - 21cm. 3v
PESTICIDES -- CONGRESSES
FUNGICIDES -- CONGRESSES INSECTICIDES -- CONGRESSES PESTICIDES -- CONGRESSES
632.95 B84P