Scientific principles of crop protection
MARTIN, Hubert
Scientific principles of crop protection - 6th ed - London 1973 - 423p
FIELD CROPS -- DISEASES AND PESTS
FIELD CROPS -- DISEASES AND PESTS
632 M38S
Scientific principles of crop protection - 6th ed - London 1973 - 423p
FIELD CROPS -- DISEASES AND PESTS
FIELD CROPS -- DISEASES AND PESTS
632 M38S