Flora Library
Search for corky scab host:www.ppath.cas.psu.edu
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corky scab host:www.ppath.cas.psu.edu
Listing 1 - 2 from 2 for corky scab
powdery mildew pear scab wetting period leaf surface growing season velvety spots extension center inhibits spore germination low humidity scab lesions humidity favors spore diseased plants relative humidity required for infection night humidity liquid water
Department of Plant Pathology Ornamental Disease Fact Sheets
... , distorted, then wilt and die. On some plants such as kalanchoe, infected leaves have dry, corky, scab-like spots and fungal growth is not obvious. Conditions Favoring Powdery Mildew High relative humidity ...
www.ppath.cas.psu.edu
Plant Pathology Fact Sheets -- Fruit Pathology
... fruit. Unlike apple scab, twig infections are common with pear scab. Early in the growing season, lesions on young shoots appear as brown, velvety spots. Later, these lesions become corky, canker-like ... in the control of pear scab. Fungicides that control apple scab will also control pear scab, however, pear scab is never as severe a problem as apple scab. Fruit Pathology Home | Team | Research | ...
www.ppath.cas.psu.edu