Observations on the control of the onion-maggot (<i>Hylemia antigua</i>)

Authors

  • M. H. Ruhman

References

Gibson & Treherne, Ent. Branch, Ottawa, Bul. 12.

Severin & Severin , Jour. Econ. Ent., Vol. 8. 1915, p. 342.

Donald J. Caffrey , Ent. Rept., Connecticut, 1911, p. 287.

N. F. Howard, Journ. Econ . Ent., Vol. II., 1918, p. 82.

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