论文部分内容阅读
水杉是中生代的“孑遗植物”,适应性强,树形美观,干形通直,生长迅速,材质良好,乃目前世界各国广为引种的优良速生用材树种.近几年来,省林科所在江南水乡和苏北里下河地区及长江两岸不少社队选用水杉作为平原绿化及农田林网化的主要造林树种,已获良好效果.为了解水杉在沿海地区的生长情况,我们将对该地区的分布生长及其发展前景,作了调查和分析.现将初步结果整理如下:一、沿海地区水杉生长情况1.我省沿海地区从启东到赣榆,水杉均有引种栽植,而且生长良好.其生长情况见表1.
Metasequoia is the Mesozoic “relict plant”, adaptable, tree-shaped appearance, dry straight, rapid growth, good material, is widely introduced in all countries of the world is a good species of fast growing timber.In recent years, Many communes and communes in Jiangnan, Lixiahe, northern Jiangsu, and many communities across the Yangtze River have chosen Metasequoia as the main afforestation tree species in plains and farmlands. In order to understand the growth of Metasequoia glyptostroboides in coastal areas, Regional distribution of growth and development prospects, made a survey and analysis of the preliminary results are summarized as follows: First, the coastal area of Metasequoia growth 1. Coastal areas in our province from Qidong to Ganyu, Metasequoia have introduced planting, and good growth Its growth is shown in Table 1.