Observations on the parasitism of Isaria farinosa (Dicks.) Fr. with special reference to the larch sawfly (Nematus erichsonii Hartig)
By: by H.T. Güssow
Contributors: Royal Society of Canada
Publisher: Royal Society of Canada
Published: 1910
Place of publication: Ottawa]
Language: eng
Number of pages: 99
Notes: Caption title.

Extract from the Transactions of the Royal Society of Canada, section IV, 1910.