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  1. By: Perold, S M
    Type: Article
    In: Bothalia
    Volume: 19
    Issue: 1
    Date: 1989-10-18
    Page Range: 17--25
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  2. By: Van Rooy, J - Perold, S M
    Type: Article
    In: Bothalia
    Volume: 20
    Issue: 2
    Date: 1990-10-17
    Page Range: 211--213
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  3. By: Perold, S M
    Type: Article
    In: Bothalia
    Volume: 20
    Issue: 2
    Date: 1990-10-17
    Page Range: 214--215
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  4. By: De Wet, B C - Germishuizen, G - Schrire, B D - Jordaan, M - Pienaar, B J - Welman, W G - Reid, Christopher S. - Van Wyk, C M - Fish, L. - Immelman, K L - Van Rooy, J - Perold, S M - Taussig, J - Barker, N P
    Type: Article
    In: Bothalia
    Volume: 20
    Issue: 2
    Date: 1990-10-17
    Page Range: 249--266
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  5. By: Perold, S M
    Type: Article
    In: Bothalia
    Volume: 16
    Issue: 1
    Date: 1986-07-22
    Page Range: 64--64
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  6. By: Volk, O H - Perold, S M - Bornefeld, T
    Type: Article
    In: Bothalia
    Volume: 18
    Issue: 2
    Date: 1988-10-23
    Page Range: 155--163
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  7. By: Perold, S M
    Type: Article
    In: Bothalia
    Volume: 19
    Issue: 1
    Date: 1989-10-18
    Page Range: 9--16
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  8. By: Perold, S M
    Type: Article
    In: Bothalia
    Volume: 19
    Issue: 2
    Date: 1989-12-19
    Page Range: 157--160
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  9. By: Perold, S M
    Type: Article
    In: Bothalia
    Volume: 19
    Issue: 2
    Date: 1989-12-19
    Page Range: 161--165
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  10. By: Volk, O H - Perold, S M
    Type: Article
    In: Bothalia
    Volume: 20
    Issue: 1
    Date: 1990-10-18
    Page Range: 23--29
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  11. By: Perold, S M
    Type: Article
    In: Bothalia
    Volume: 20
    Issue: 1
    Date: 1990-10-18
    Page Range: 31--39
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  12. By: Perold, S M
    Type: Article
    In: Bothalia
    Volume: 20
    Issue: 2
    Date: 1990-10-17
    Page Range: 167--174
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  13. By: Perold, S M
    Type: Article
    In: Bothalia
    Volume: 20
    Issue: 2
    Date: 1990-10-17
    Page Range: 175--183
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  14. By: Perold, S M
    Type: Article
    In: Bothalia
    Volume: 20
    Issue: 2
    Date: 1990-10-17
    Page Range: 185--190
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  15. By: Volk, O H - Perold, S M
    Type: Article
    In: Bothalia
    Volume: 16
    Issue: 1
    Date: 1986-07-22
    Page Range: 23--27
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  16. By: Perold, S M
    Type: Article
    In: Bothalia
    Volume: 20
    Issue: 2
    Date: 1990-10-17
    Page Range: 191--196
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  17. By: Perold, S M
    Type: Article
    In: Bothalia
    Volume: 20
    Issue: 2
    Date: 1990-10-17
    Page Range: 197--206
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  18. By: Volk, O H - Perold, S M
    Type: Article
    In: Bothalia
    Volume: 16
    Issue: 1
    Date: 1986-07-22
    Page Range: 29--33
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  19. By: Volk, O H - Perold, S M
    Type: Article
    In: Bothalia
    Volume: 16
    Issue: 2
    Date: 1986-10-28
    Page Range: 169--180
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  20. By: Volk, O H - Perold, S M
    Type: Article
    In: Bothalia
    Volume: 16
    Issue: 2
    Date: 1986-10-28
    Page Range: 181--185
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  21. By: Volk, O H - Perold, S M
    Type: Article
    In: Bothalia
    Volume: 16
    Issue: 2
    Date: 1986-10-28
    Page Range: 187--191
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  22. By: Perold, S M
    Type: Article
    In: Bothalia
    Volume: 16
    Issue: 2
    Date: 1986-10-28
    Page Range: 193--201
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  23. By: Perold, S M - Volk, O H
    Type: Article
    In: Bothalia
    Volume: 18
    Issue: 1
    Date: 1988-10-23
    Page Range: 37--42
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-
  24. By: Perold, S M - Volk, O H
    Type: Article
    In: Bothalia
    Volume: 18
    Issue: 1
    Date: 1988-10-23
    Page Range: 43--49
    Publication Info: Pretoria Botanical Research Institute, Dept. of Agricultural Technical Services 1921-