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八十年代以来,意大利杨树在我省沿江两岸的滨湖平原地区,有了较快的发展。东起黄梅,西至宜都,北到老河口市,遍及30多个县市。到1985年底止,已成片造林75万亩,营造农田林网100多万亩。从引种推广的几个杨树品种生产情况看,长势均好。据调查,按立地条件和经营水平的不同,一般3年生胸径12～18cm,树高10m以上;5年生胸径20～28cm,树高15m以上;8年生胸径36～44cm,树高20m以上。这样的生长速度,是大面积速生丰产
Since the eighties, Italy poplar in our province along the banks of the plains, with rapid development. Huangmei from east, west to Yidu, Laohekou to the north, covering more than 30 counties and cities. By the end of 1985, 75 million mu of afforestation has been completed and over 1 million mu of farmland shelterbelts have been constructed. From introduction and promotion of several poplar varieties of production situation, growing well. According to the survey, according to the different site conditions and operating levels, the average 3-year DBH is 12-18cm and the tree height is 10m or more. The 5-year DBH is 20-28cm and the tree height is 15m or more. The 8-year DBH is 36-44cm and the tree height is 20m or more. This growth rate is a large area of fast-growing