Lists of intercepted plant pests 1972............................June 30, 1972.
Girard, David H.
Lists of intercepted plant pests 1972............................June 30, 1972. - Washington U.S.D.A 1974 - 27cm. 97
AGRICULTURAL PESTS
AGRICULTURAL PESTS
632 G39L
Lists of intercepted plant pests 1972............................June 30, 1972. - Washington U.S.D.A 1974 - 27cm. 97
AGRICULTURAL PESTS
AGRICULTURAL PESTS
632 G39L