有冻害地区椪柑越冬期不宜进行翻土作业仙居县是柑桔栽培的次适宜区，冻害时有发生，尤以柑品种较为敏感。笔者从１９９１年以来，调查了本县白塔镇桥头村、下珠村、上叶村、居岙村和后坑村的柑园，发现在柑桔冻害较重的１９９１／１９９２、１９９２／１９９３年度，越冬... Frost damage areas citrus overwintering period should not be turned over to soil operations Xianju is the sub-suitable area for citrus cultivation, frost damage occurs from time to time, especially in the more sensitive varieties of mandarin orange. Since 1991, I investigated the citrus orchards at Qiaotou, Xiazhu, Shangye, Juju and Houkengcun in Baita Town of this county, and found that in citrus orchards, there was heavier frostbite in 1991/1992 and 1992/1993 Annual, winter ...