2015～2016年冬春武汉植物园61种樟科植物冻害调查

Investigation on Freezing Injury of 61 Species of Family Lauraceae in Wuhan Botanical Garden in the Winter and Spring from 2015 to 2016

摘要:

摘要：针对2016年1月的极端低温天气，对武汉植物园61种露天栽培的樟科植物受冻害情况进行了调查。结果表明：538株樟科植物中，受冻害85株，占所有调查植株15.8%；冻害程度达到Ⅱ级以上的有11个种，占所有调查樟科种类的18.0%；本次调查中，新木姜子属和楠木属耐寒性较好，而木姜子属的耐寒性整体表现最差，以上调查结果为樟科植物在武汉市的园林应用提供了科学依据。

Abstract:

Abstract: Since the extremely cold weather in January 2016,an investigation on freezing injury of 61 kinds of Lauraceae plants cultivated open air in Wuhan Botanical Garden has been made.The results showed that the 85 injured plants accounted for 15.8% of all survey 538 Lauraceae plants;11 species had been seriously injured and level reached second level or above accounted for 18.0% of all survey Lauraceae’s species;In this survey,the plants belonging to Genus neolitsea and Phoebe had the better cold resistance,and the performance of plants belonging to G. litseawere the worst.The findings provide a scientific basis for application of the Lauraceae plants in the city landscape of Wuhan.