(接上期)5月(生长期)防控对象:健身壮株,预防干旱、草害、徒长、斑枯病、叶霉病、白粉虱、裂果等,防治脐腐病(尻腐病)、灰霉病、蚜虫、病毒病。防控措施:(1)加强大棚温湿度管理,培育健株,防止徒长、坐果部位上升,提高开花坐果率,减轻发病。(2)科学追肥,培育健株,防止植株脱肥早衰,促进秧、果并旺,增强其抗 (Connection period) May (growth period) Target of prevention and control: Prevention and control of umbilicus rot (尻 rot), prevention and control of drought, grass damage, leggy growth, spot blight, leaf mold, whitefly, Botrytis cinerea, aphids, virus disease. Prevention and control measures: (1) To strengthen the greenhouse temperature and humidity management, nurturing healthy plants, to prevent leggy, fruit-bearing parts of the rise, improve flowering rate, reduce the incidence. (2) scientific top-dressing, nurturing healthy plants, prevent plants from premature senility, promote seedling, fruit and Wang, and enhance its resistance