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  1. By: Hoefs, Manfred
    Type: Article
    In: The Canadian field-naturalist
    Volume: 88
    Issue: 2
    Date: 1974
    Page Range: 227--229
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Hoefs, Manfred
    Type: Article
    In: The Canadian field-naturalist
    Volume: 87
    Issue: 4
    Date: 1973
    Page Range: 345--355
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  3. By: Hoefs, Manfred - Merchant, Philip J.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 101
    Issue: 3
    Date: 1997
    Page Range: 458--459
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  4. By: Hoefs, Manfred
    Type: Article
    In: The Canadian field-naturalist
    Volume: 93
    Issue: 2
    Date: 1979
    Page Range: 183--187
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  5. By: Hoefs, Manfred - Nowlan, Uli
    Type: Article
    In: The Canadian field-naturalist
    Volume: 111
    Issue: 4
    Date: 1997
    Page Range: 647--648
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  6. By: Hoefs, Manfred - Thomson, John Walter,
    Type: Article
    In: The Canadian field-naturalist
    Volume: 86
    Issue: 3
    Date: 1972
    Page Range: 249--252
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  7. By: Hoefs, Manfred
    Type: Article
    In: The Canadian field-naturalist
    Volume: 105
    Issue: 3
    Date: 1991
    Page Range: 397--398
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  8. By: Hoefs, Manfred - Nowlan, Uli
    Type: Article
    In: The Canadian field-naturalist
    Volume: 107
    Issue: 2
    Date: 1993
    Page Range: 241--243
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  9. By: Hoefs, Manfred
    Type: Article
    In: The Canadian field-naturalist
    Volume: 115
    Issue: 2
    Date: 2001
    Page Range: 296--300
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  10. By: Johnson, Stephen R. - Hoefs, Manfred
    Type: Article
    In: The Canadian field-naturalist
    Volume: 87
    Issue: 3
    Date: 1973
    Page Range: 316--316
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  11. By: Nette, Tony - Burles, Doug - Hoefs, Manfred
    Type: Article
    In: The Canadian field-naturalist
    Volume: 98
    Issue: 2
    Date: 1984
    Page Range: 252--254
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  12. By: Hoefs, Manfred - Hoefs, Hannelore - Burles, Doug
    Type: Article
    In: The Canadian field-naturalist
    Volume: 100
    Issue: 1
    Date: 1986
    Page Range: 78--84
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  13. By: Benjey,William G. - Hoefs, Manfred
    Type: Article
    In: The Canadian field-naturalist
    Volume: 85
    Issue: 3
    Date: 1971
    Page Range: 261--265
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  14. By: Hoefs, Manfred - Russell, D. - Ereaux, Beth
    Type: Article
    In: The Canadian field-naturalist
    Volume: 97
    Issue: 4
    Date: 1983
    Page Range: 449--450
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  15. By: Hoefs, Manfred - Nowlan, Uli
    Type: Article
    In: The Canadian field-naturalist
    Volume: 112
    Issue: 3
    Date: 1998
    Page Range: 539--540
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  16. By: Hoefs, Manfred
    Type: Article
    In: The Canadian field-naturalist
    Volume: 92
    Issue: 3
    Date: 1978
    Page Range: 292--293
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  17. By: Burles, Douglas W. - Hoefs, Manfred
    Type: Article
    In: The Canadian field-naturalist
    Volume: 98
    Issue: 4
    Date: 1984
    Page Range: 479--484
    Publication Info: Ottawa Ottawa Field-Naturalists' Club