冬枣落花原因及提高花期坐果率技术措施

The Reasons of Falling Flowers of Dongzao Jujube and the Technical Measures to Improve Fruit-setting Rate During Flowering

冬枣是多花树种,由于多种原因,其坐果率都较低。即使是高产、丰产冬枣园,或在较好栽培管理条件下,坐果率也仅有1.5%左右。从加强肥水管理、喷施植物生长调节剂、改善枣园小气候、花期喷施微量元素和叶肥、提高异花授粉几率等方面采用多种技术措施,极大提高了冬枣坐果率,促进了丰产增效。

Dongzao jujube is a kind of multi-flowering tree, because of many reasons, its fruiting rate is low. Even under the conditions of high yield and good management, the fruit-setting rate is only about 1.5%. A variety of technical measures were adopted to strengthen fertilizer and water management, spray plant growth regulator, improve microclimate of jujube garden, spray trace elements and leaf fertilizer in flowering period, and increase cross-pollination probability, etc.