Browsing Plant Disease, 1997 - present by Title

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  • Nelson, Scot (University of Hawaii, 2008-11)
    When coffee is grown without shade, as it is in Hawaii, weed management in the understory can be a problem. Careful use of systemic herbicides such as glyphosate is required. Symptoms of herbicide damage are illustrated.
  • Nelson, Scot; Friday, JB (University of Hawaii, 2009-01)
    This publication discusses the korthal mistletoes, which are functional components of natural ecosystems in Hawaii, as parasitic seed plants capable of inducing disease in their woody hosts, including many native species.
  • Keith, Lisa; Ko, Wen-hsiung; Sato, Dwight M (University of Hawaii, 2006-10)
    Tea is a relatively new crop in Hawaii. This publication describes five diseases, three of which are not yet present here but could be serious problems if introduced. The guide is intended to help tea growers identify the ...
  • Bushe, Brian C; Nishimima, Wayne T; Hara, Arnold H; Sato, Dwight M (University of Hawaii, 2004-04)
    Flower injury caused by diseases, insects, mites, slugs, and birds, and mechanical, physiological, and environmental factors are illustrated.
  • Uchida, Janice Y; Silva, James A; Kadooka, Chris Y (University of Hawaii, 2002-08)
    Causes of pocket rot and other fungal infections of taro corm are discussed. Careful attention to planting only disease-free huli (propagules) is emphasized.
  • Nelson, Scot (University of Hawaii, 2005-07)
    Problems with kava production in Hawaii include kava dieback viral disease, Pythium root rot, root-knot nematode, Phoma shot hole, melon aphids, node rot, weeds, and various other pests are described. Recommended IPM and ...
  • Nelson, Scot (University of Hawaii, 2008-10)
    Avoiding and combatting this fungal pest of sweetpotato, an important food and export crop in Hawaii, is emphasized.
  • Nelson, Scot (University of Hawaii, 2009-02)
    Numerous problems can beset landscape plantings. Mismatching of plants and growing conditions, lack of attention to irrigation, installation of poorly grown and planted materials, and other avoidable situations are described.
  • Nelson, Scot C (University of Hawaii, 2008-08)
    This fungal pathogen causes devastation of many crops worldwide. In Hawaii it can be severe in locations that experience cool, rainy, and humid conditions; locations or seasons where these prevail should be avoided for ...
  • Nelson, Scot C (University of Hawaii, 2008-07)
    This publication explains how lightning strikes and damages plants and shows injury on coconut, papaya, and banana.
  • Nelson, Scot; Brewbaker, James; Hu, John (University of Hawaii, 2011-12)
    This publication describe maize chlorotic mottle, the pathogen, vectors and virus transmission, and the disease epidemiology and symptoms. It suggests integrated practices for successful management of maize cholorotic ...
  • Ferreira, Stephen A (University of Hawaii, 1998-10)
    This is a brief, general guide to the subject.
  • Nelson, Scot; Schmitt, Donald; Smith, Virginia Easton (University of Hawaii, 2002-10)
    This publication combines handout materials developed for workshops for coffee growers.
  • Nelson, Scot C (University of Hawaii, 2008-08)
    Wet weather during flowering favors this disease and can severely limit fruit bearing. Symptoms are illustrated and control options, including fungicides, are discussed.
  • Nelson, Scot C (University of Hawaii, 2008-08)
    Unlike anthracnose, which affects mango in wet areas, the powdery mildew fungus occurs primarily in dry areas and must be controlled during flowering to obtain acceptable fruit yields.
  • Nelson, Scot (University of Hawaii, 2005-07)
    Identification, prevention, and control of this nematode pest on noni, an important Hawaiian medicinal plant, are discussed.
  • Nelson, Scot (University of Hawaii, 2008-10)
    This is perhaps the most important of the various fungal diseases affecting papaya in Hawaii. Symptoms are illustrated and control options discussed; fungicides are listed.
  • Schmitt, Donald P; Sipes, Brent S (University of Hawaii, 1998-12)
    This is a general guide to nematode pests, including those present in Hawaii. Methods of sampling for nematode assay are described.
  • Nelson, Scot (University of Hawaii, 2009-01)
    Plumeria is important to Hawaii's ornamental landscape and lei flower industries. This disease was first noted affecting plumeria leaves and causing defoliation in 1991. Control options are discussed.
  • Nelson, Scot (University of Hawaii, 2008-10)
    Various fungal diseases affect banana plants, but the most economically important ones limit marketability of the fruits. Practices to reduce disease incidence are described.
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