论文部分内容阅读
历时 18 4天的’99昆明世界园艺博览会已于 10月 30日落下帷幕。在历时两年半的筹备和半年的展示活动中 ,有世界上 95个国家和国际组织、国内 34个省区 (包括港、澳、台 ) ,近 46 0 0批次、70 0多万株植物入园参展和种植。我们根据参展植物种类和产地 ,以及危险性有害生物的风?
It took 18 4 days ’99 Kunming World Horticultural Exposition ended on October 30. During the two and a half years of preparatory and half-year exhibitions, there are 95 countries and international organizations in the world, 34 provinces (including Hong Kong, Macao and Taiwan), nearly 460 batches and more than 70 million Plant admission exhibition and planting. We show the type and origin of plants, as well as dangerous pests of the wind?