Showing 1 - 16 results of 16 for search 'P.J. Robbertse', query time: 0.08s Refine Results
  1. 1
    The genus <i>Acacia</i> Miller in South Africa. I. Stipules and spines
    by P. J. Robbertse
    Published 1975-11-01
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    Article
  2. 2
    The genus Acacia in South Africa. IV. The Morphology of nature pod
    by P. J. Robbertse
    Published 1975-11-01
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    Article
  3. 3
    Slaapbewegings by die blare van die Suid-Afrikaanse <i>Acacia</i>-spesies
    by P. J Robbertse
    Published 1972-12-01
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  4. 4
    POLYGONACEAE: <i>POLYGONUM HYDROPIPER</i> IN SOUTHERN AFRICA
    by G. Germishuizen, P. D. F. Kok, P. J. Robbertse
    Published 1989-12-01
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    Article
  5. 5
    The genera <i>Polygonum</i> and <i>Bilderdykia</i> (Polygonaceae) in southern Africa: morphology and taxonomic value of the ocrea and fruit
    by G. Germishuizen, P. J. Robbertse, P. D. F. Kok
    Published 1989-12-01
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    Article
  6. 6
    The influence of the African Elephant on the vegetation of the Addo Elephant National Park
    by B.L. Penzhorn, P.J. Robbertse, Maria C. Olivier
    Published 1974-07-01
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    Article
  7. 7
    The ontogeny of the fruit and seed of <i>Momordica balsamina</i>
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    Article
  8. 8
    Aspekte van die kiemingsgedrag en fynstruktuur van Encephalartos-stuifmeel (Afrikaans)
    by Mostert, Cassandra
    Published 2013
    Other Authors: “...Prof P J Robbertse...”
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  9. 9
    Optimization of bulblet production by leaf cuttings in Lachenalia
    by Ndou, Aifheli Meshack
    Published 2013
    Other Authors: “...Prof P J Robbertse...”
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  10. 10
    Manipulation of flowering period and shoot multiplication in Clivia miniata (Lindley) Regel
    by Honiball, Craig Brenton
    Published 2013
    Other Authors: “...Prof P J Robbertse...”
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  11. 11
    Screening of avocado rootstock material for tolerance to Phytophthora cinnamomi
    by Bijzet, Zelda
    Published 2013
    Other Authors: “...Prof P J Robbertse...”
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  12. 12
    Manipulation of avocado (Persea americana Mill.) trees for out of season fruit production
    by Rossouw, Agnes Therese
    Published 2013
    Other Authors: “...Prof P J Robbertse...”
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  13. 13
    Effect of soil amendments, climate and rootstock on tree performance and fruit quality of 'Valencia' orange used for processing
    by Freeman, Tanith
    Published 2013
    Other Authors: “...Prof P J Robbertse...”
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  14. 14
    Temperature effects on bulb growth and inflorescence development of Lachenalia cv. Ronina
    by Du Toit, Elsie Sophia
    Published 2013
    Other Authors: “...Prof P J Robbertse...”
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  15. 15
    Irrigation and dryland fruit production: opportunities and constraints faced by small-scale farmers in Venda
    by Tshikudu, Phumudzo Patrick
    Published 2013
    Other Authors: “...Prof P J Robbertse...”
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  16. 16
    Lenticel development and discolouration in the fruit of some mango (mangifera indica L.) cultivars
    Other Authors: “...Prof P J Robbertse...”
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