果树花期低温冻害防御要点  

Main Point for Prevention of Low Temperature Freezing Injury of Fruit Trees at Flowering Stage

作　　者：李有兵 张小东 和青山 LI Youbing;ZHANG Xiaodong;HE Qingshan(Tongchuan Fruit Tree Experimental Station,Shaanxi Province,Tongchuan 727031,China;Horticultural Workstation of Tongchuan,Shaanxi Province,Tongchuan 727031,China;Apple Industry Technology System of Tongchuan,Shaanxi Province,Tongchuan 727031,China)

机构地区：[1]铜川市果树试验站,陕西铜川727031 [2]铜川市园艺工作站,陕西铜川727031 [3]铜川市苹果产业技术体系,陕西铜川727031

出　　处：《果树资源学报》2022年第2期69-70,73,共3页Journal of Fruit Resources

摘　　要：近年来,在陕西铜川地区,以花期低温冻害为主的气象灾害多发,而且呈现出推迟现象,严重威胁着果业的正常有序生产和果农的持续稳定增收。为此,参照以往低温冻害防御经验,提出了一些防御技术措施:1)随时关注天气预报、气象预警信息及天气变化情况及早采取相应防范措施,降低灾害损失;2)科学合理建园,选择适栽的品种,加强果园的土肥水管理及树体管理,改善果园小气候,防止低温受害,确保果树健康生长。In recent years,in Tongchuan,Shaanxi province,there are many meteorological disasters mainly caused by low temperature and freezing injury during flowering period,and the phenomenon of delay is showing,which seriously threatens the normal and orderly production of fruit industry and the sustainable and stable increase of fruit farmers’income.Therefore,based on the previous experience of prevention of low temperature and freezing injury,some preventive measures are put forward:1)Pay attention to the weather forecast,meteorological warning information and weather changes at any time and take corresponding preventive measures as soon as possible to reduce disaster losses;2)Establish a scientific and reasonable garden,choose suitable varieties,strengthen soil,fertilizer and water management and tree body management of the orchard,improve the microclimate of the orchard,prevent low temperature damage,ensure the healthy growth of fruit trees.

关 键 词：果树花期 低温冻害 防御技术 

分 类 号：S426[农业科学—植物保护]