邯郸市防治黄瓜黑星病的体会黄瓜黑星病是一种检疫性病害。邯郸市自１９８８年发现首例病例以来，至１９９０年，全市已普遍不同程度发生。目前该病已构成对棚室黄瓜生产的严重威胁。据调查，该病主要危害黄瓜的嫩茎、嫩叶、卷须、瓜条、叶柄、果柄及新梢等幼嫩器官。幼苗... Handan City cucumber scab disease experience cucumber scab is a quarantine disease. Since the first case was discovered in Handan in 1988, it has generally occurred to varying degrees in 1990. Currently the disease has posed a serious threat to the production of greenhouse cucumbers. According to the survey, the disease mainly endanger tender stems, tender leaves, tendrils, melons, petioles, fruit stalks and shoots and other young organs. seedling...