Search Results - "Helianthus annuus L"

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  1. Die invloed van boor op die opname en verspreiding van fosfaat deur sonneblomplante by Daneel, A. B.(Alexander Berthin)

    Published 2012
    Subjects: “…Helianthus annuus L…”
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  2. The pollination ecology of commercial sunflower (Helianthus annuus L.) in South Africa with special reference to the honeybee (Apis mellifera L.)

    Published 2013
    Subjects: “…Helianthus annuus l…”
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    Thesis