淅川柑橘冻害防治分析

Prevention and Cure Analysis on Orange Freeze Injury in Xichuan County

淅川柑橘汁多个大、酸甜适度、无籽、耐储藏,是淅川县重要经济作物。2008年1月份出现的连续15天低温雨雪冰冻气,极端最低气温达-8℃,造成了淅川柑橘种植以来最严重的冻害。为防治柑橘冻害,首要考虑选用抗寒品种和砧木,应以枳砧、早中熟蜜柑为主;在柑橘种植上要选择环库区背风向阳的坡地,避免在风口和地势低洼处栽种。冻害发生后,要适时修剪受害的枝叶。

The orange in Xichuan, big and juicy, non - seed, moderate in taste and easy to store, is one of the pillar economic plant. The continuous disaster of snow storm and frozen rain is the most serious disaster from the beginning of orange planting, which lasted 15 days, and minimum temperature reached -8 ℃. In order to prevent and cure the orange freeze injury, first of all, we should choose anti -cold breed, for example orange rootstock and early and mid sweet orange. As far as the plant area concerned, we choose leeward slopping field with a sunny exposure, avoiding places with draught and low - lying. When freeze injury happened, it＇s necessary to disbranch the sick leaves.