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2016年9月G20峰会在杭州召开,杭州市在城区开展了月季花期调控工作。本文报告了通过综合利用月季的修剪时间与方法、水肥管理和病虫害防治等措施来促使杭州城区G20峰会期间月季持续开花的情况。结果表明:丰花月季类花期调控最为成功,开花效果显著,藤本类月季如安吉拉月季达到始花期和盛花期较晚,丰花月季与微型月季达到始花期与盛花期需时较短,不同品种的月季花期差异较大,气温对于月季花芽形成和开花有明显的影响,高温会延缓月季的开花。
In September 2016, the G20 summit was held in Hangzhou, and Hangzhou Municipality carried out the rose flowering control work in the urban area. This paper reports on the continuous flowering of roses through Hangzhou during the G20 Summit in Hangzhou City through comprehensive utilization of the time and method of the crop’s pruning, water and fertilizer management and pest and disease control. The results showed that: the flowering season was the most successful in flowering Chinese rose, and the flowering effect was significant. The initiation and full flowering of the rose in the ragweed such as Angela rose later than that in the flowering stage. The variety of rose is quite different, the temperature on the rose bud formation and flowering have a significant impact, high temperature will delay the flowering of roses.