1999年福建遭受极端低温冻害丛生竹调查分析

A Survey on Winter Killing of Sympodial Bamboo in 1999 When Fujian's Suffering Absolute Minimum Temperature

1999年 1 2月下旬福建受北方强寒潮影响 ,出现强烈降温 ,1 2月 2 3日闽北极端最低气温- 1 0℃ ,闽南 1℃ ,为 5 0 a间最低温 .丛生竹种受冻害损失严重 .福建原产和引种的丛生竹约1 1 0种 ,引种到闽北约 60种 ,其中约 45种受不同程度冻害 ,尤其是笋用竹种受冻害最严重 .为了减少损失 ,今后福建北部引种丛生竹 ,应慎重选择 ,规模要控制 .作为种质资源的 5 0多种 ,除光泽、邵武外 ,南平、三明受冻害竹种 ,采取复壮措施 ,全部恢复生长 .对丛生竹种作 1次全面冻害实况调查 。

During the late December of 1999,Fujians temperature fell severely due to the effect of cold wave from the north On December 23rd,in the north part of Fujian,absolute minimum temperature -10 ℃ In the south,it was 1 ℃,it was the lowest temperature for 50 years Sympodial bamboo suffered great loss from winter killing There are 110 kinds of native and introduced sympodial bamboo in Fujian,sixty of which were introduced into the north part of the province About 45 among these 60 kinds suffered from winter killing in different degree Especially for edible bamboo shoot,the damage was most severely In order to discrease the loss,from then on,introducing sympodial bamboo to north Fujian should be a process of careful selecting,and the scale should be controlled As species resources 50 kinds of sympodial bamboo,except Guanze and Shaowu,all have come back to live in Nanping and Sanming districts after adapting some recovery measures This is a thorough survey on winter killing was made to give reference for different areas,when introducing and cultivating sympodial bamboo