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  1. The large larch saw-fly (Nematus erichsoni)
    By: Hewitt, C. Gordon
    Publication info: London? :s.n.,1908?
    Contributed by: Canadiana.org (archive.org)
    Subjects: Control  Diseases and pests  Insect pests  Larch  Larch sawfly  
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  2. Observations on the parasitism of Isaria farinosa (Dicks.) Fr. with special reference to the larch sawfly (Nematus erichsonii Hartig.)
    By: Güssow, H. T.
    Publication info: Ottawa :Printed for the Royal Society of Canada,1911.
    Contributed by: Canadiana.org (archive.org)
    Subjects: Control  Insect pests  Larch sawfly  Parasites  
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