首页> 中文期刊> 《浙江林业科技》 >3个树种在海岛困难立地造林试验

3个树种在海岛困难立地造林试验

         

摘要

通过完全随机试验,调查并分析了9种处理方法对普陀樟(Cinnamomum japonicum var.chenii)、木荷(Schima superba)、湿地松(Pinus elliottii)3个树种造林成活率、高生长及地径生长等指标的影响,结果表明:不同处理对3个树种造林成活率的影响差异较为显著,而对同一树种成活率的影响差异不显著;不同处理对不同树种高生长量和地径生长量之间差异极显著;选择高生长、地径生长、成活率及造林成本4个指标,利用隶属函数法对普陀樟、木荷、湿地松3个树种在9种处理条件下的造林效益进行综合评价,结果表明对于3个树种施肥100 g、保水剂15 g处理条件下造林综合效益最高。%Completely randomized experiment was carried out on afforestation of 1-year seedlings ofCinnamomum japonicum var. chenii,Schima superbaand Pinus elliottii with different treatment of super absorbent polymers and compound fertilizer at poor habitat on island of Zhoushan, Zhejiang province. The result demonstrated that different treatment had influence on conservation rate among species, but little within the species. And it had great difference of height and ground diameter growth among species. Comprehensive evaluation by membership function on benefit of afforestation with different tree species and different treatment indicated that the best one was treated with 100g/tree compound fertilizer and 15g/tree super absorbent polymers.

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