Articles by Author: D M Holcroft

Search results for D M Holcroft

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  1. Soil fumigation for lettuce production

    Soil fumigation for lettuce production

    Item type: Journal Article • Journal: South African Journal of Plant and Soil
    A Clovelly soil in Tala Valley (Natal) was fumigated with different concentrations of dazomet (300, 400, 500 kg ha−1) (granular formulation), and metham sodium (500, 750, 1000 L ha−1) (liquid formulation). Half the treatments were covered with plastic sheets during...
  2. Exogenously applied ethylene reduces the cold requirement for ripening of pears (<em>Pyrus communis</em> L.) cv. Forelle

    Exogenously applied ethylene reduces the cold requirement for ripening of pears (<em>Pyrus communis</em> L.) cv. Forelle

    Item type: Journal Article • Journal: South African Journal of Plant and Soil
    ‘Forelle’ pears harvested at commercial maturity were treated with ethylene at 0, 10 or 100 μl 1−1 for 24 hours at 20°G before being stored at-0.5°Cfor 12 weeks. Periodic sampling of the fruit showed that both ethylene treatments significantly hastened...
  3. High-density orchards improve the quality of ‘Songold’ plums from lower, more shaded canopy positions

    High-density orchards improve the quality of ‘Songold’ plums from lower, more shaded canopy positions

    Item type: Journal Article • Journal: South African Journal of Plant and Soil
    Gel breakdown is a major postharvest problem in ‘Songold’ plums (Prunus salicina Lindl.) that is exacerbated in fruit harvested from lower canopy positions in large trees. Modern high-density orchards with small trees aggressively address this problem through improved light distribution...