Search Results - "Fruit trees Fertilizers"

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  1. Opname, verspreiding en metabolisme van C14-ureum deur verskillende bladwisselende vrugtesoorte by Bester, A. J.(Andries Jacobus)

    Published 2012
    Subjects: “…Fruit trees -- Fertilizers…”
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    Thesis
  2. Ureum as stikstofbron by die bemesting van vrugtebome by Van Niekerk, P. E. le R.(Pieter Eduard le Roux),1938-

    Published 2012
    Subjects: “…Fruit trees -- Fertilizers…”
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    Thesis
  3. Die gebruik van fosfor-32 in studies met betrekking tot seisoensopname van fosfaat deur vrugtebome en die bepaling van plantbeskikbare fosfaat in gronde by Deist, Jakob

    Published 2012
    Subjects: “…Fruit trees -- Fertilizers…”
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    Thesis