摘要
对青海云杉等 3个乔木树种及 12个灌木树种在 7个立地类型上的造林试验证实 :加强幼林的管护 ,选用壮苗及配套的造林施工技术 ,可以使幼树的前期生长量提高 2 4 % ,造林保存率可提高 2 .4倍 ,综合效益可提高 2 .9倍。
In this paper, experiment on 3 arbor and 12 shrub species planted in 7 site types showed that strengthening management for young growth, strong seedlings and complete forestation technology could raise growth of young trees by 24% in earlier stage , survival rate by 2.4 times and comprehensive benefits by 2.9 times.
出处
《防护林科技》
2004年第5期15-17,20,共4页
Protection Forest Science and Technology
