Handbook of pests, diseases and weeds of quarantine significance
U.S.S.R. Ministry of Agriculture. Central Plant Quarantine L
Handbook of pests, diseases and weeds of quarantine significance - 2nd rev & enlg ed - New Delhi 1978 - 312p
PLANT QUARANTINE - HANDBOOKS, MANUALS ETC
PLANT QUARANTINE - HANDBOOKS, MANUALS ET
632.93 U-4H
Handbook of pests, diseases and weeds of quarantine significance - 2nd rev & enlg ed - New Delhi 1978 - 312p
PLANT QUARANTINE - HANDBOOKS, MANUALS ETC
PLANT QUARANTINE - HANDBOOKS, MANUALS ET
632.93 U-4H