设施矮化樱桃早期落叶的原因及防控技术

The Reason and Precautionary Measures of Early Leaf Fall of Dwarfed Cherry in Facilities

设施矮化樱桃具栽培管理方便、经济效益高等优点,有非常广阔的市场发展前景。由于受到早期落叶病的影响,设施矮化樱桃在生产中易出现二次开花、坐果率下降、果个变小、果实品质降低、储备营养不足等问题。文章详细阐述了早期落叶病对设施矮化樱桃的影响,并分析了引起落叶的原因、基本发生规律,并提出关键预防措施,以期为设施矮化樱桃防治早期落叶提供参考。

The cultivation of the dwarfed cherry in facilities have some merits such as easy management and high economy benefit, which has wide market prospect. However, due to the impact of early leaf fall, together with the phenomenon of second blooming, low fruit-set rate and fruit shrinking, the dwarfed cherry in facilities would face the problems of lacking of nutritional reserve and the decreasing of fruit quality. This paper elaborates on 1） the impact of early leaf fall to the dwarfed cherry in facilities and its causes, 2） the basic occurrence law of early leaf fall, and 3） the critical precautionary measures of early leaf fall.