Abstract: On the basis of the occurrence, regular pattern and symptoms of the stem rot of Celosia cristata var. pyramidals, an integrated control of them were studied. The results showed that a serious of measures such as soil sterilization, periodical preventive treatment during seedling stage to full-bloom stage, controlling watering date and sprinkling norm, and adequate N, P, K fertilizer are effective in controlling the stem rot of Celosia cristata var. pyramidals, resulting in lowering the incidence of the disease, i.e. from 15.4% to 1.3% and significantly improving the overall characters, thus increasing the yield and quality of the flowers.

Key words: Celosia cristata var. pyramidals, stem rot, prevention and treatment measures

摘要： 本文根据凤尾鸡冠茎腐病的发生条件、规律和症状,进行该病的防治研究,得出一套从苗床土壤消毒、苗期和生长期到盛花期的定期预防、控制浇水时间和浇水量、合理施用氮、磷、钾肥等的有效防治措施,使该病发生率从15.4%降至1.3%,并使凤尾鸡冠的综合性状明显改善,有效地提高了产量和质量。

关键词: 凤尾鸡冠, 茎腐病, 防治