Root maggots and their control
CIHM/ICMH microfiche series ; no. 83595
Crop protection leaflet / Canada. Division of Entomology ; no. 4.
Gibson, Arthur, 1875-1959
Canada. Division of Entomology.
Ottawa :Dept. of Agriculture,[1918?]
At head of title: Canada. Dept. of Agriculture. Entomological Branch ...
Dated: Ottawa, February 25, 1918.
"Published by authority of Hon. T.A. Crerar, Minister of Agriculture, Ottawa, Ont."--p. 4.
Original issued in series: Crop protection leaflet / Canada. Division of Entomology ; no. 4.
FC 02 0203 no. 83595 AEU
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