On the morphological characteristics, growth environment and quality, rarity, and wood characteristics and value of Huanghuali, this paper discusses the development ways of Hainan Huanghuali It is suggested that Halna...On the morphological characteristics, growth environment and quality, rarity, and wood characteristics and value of Huanghuali, this paper discusses the development ways of Hainan Huanghuali It is suggested that Halnan Huanghuali could be well grown by guiding farmers to make full use of wasteland, slopes, scattered land, roadside and other resources; the landscaping greenbelt of the courtyard area and the residential area could be planned with nature as a main consideration for planting Huanghuali; and landscaping-type Huanghuali planting could make full use of local environment and surrounding local resources, highlighting the personalized landscaping greenbelt, forming good transition between residential area and urban space and creating a natural kindly living environment for the residents, so as to play the best ecological, social and economic benefits.展开更多
为提高降香黄檀(Dalbergia odorifera T. chen)人工幼林干形培育效果,在广西凭祥南京中医药大学热带林业实验中心以2年生降香黄檀人工林为研究对象,采用折枝法研究不同折枝强度对林木主干培育效果和林木生长的影响。结果表明:1)折枝可显著...为提高降香黄檀(Dalbergia odorifera T. chen)人工幼林干形培育效果,在广西凭祥南京中医药大学热带林业实验中心以2年生降香黄檀人工林为研究对象,采用折枝法研究不同折枝强度对林木主干培育效果和林木生长的影响。结果表明:1)折枝可显著抑制粗枝径级生长,中度折枝(M,50%)和强度折枝(H,75%)后的18~24个月,被折断的粗枝直径几乎停止生长;主干优势度由期初的0.11提高到0.42,随折枝后的时间推移优势度越来越大。2)不同折枝强度对林木树高和胸径的生长效应、动态变化规律、水平差异及出现显著差异的时间点不尽相同。试验观察期内折枝对幼林树高影响不显著;强度折枝的H处理与对照(C,0)和中度折枝的M处理相比,在18~24个月后林木平均胸径生长量降低,差异达显著水平(P<0.05)。因此,降香黄檀折枝法培育优良主干作用显著,采用中等强度度折枝较为适宜。展开更多
基金Supported by the Special Project for Application Technology Development and Demonstration of Hainan Province(ZDXM2014101)~~
文摘On the morphological characteristics, growth environment and quality, rarity, and wood characteristics and value of Huanghuali, this paper discusses the development ways of Hainan Huanghuali It is suggested that Halnan Huanghuali could be well grown by guiding farmers to make full use of wasteland, slopes, scattered land, roadside and other resources; the landscaping greenbelt of the courtyard area and the residential area could be planned with nature as a main consideration for planting Huanghuali; and landscaping-type Huanghuali planting could make full use of local environment and surrounding local resources, highlighting the personalized landscaping greenbelt, forming good transition between residential area and urban space and creating a natural kindly living environment for the residents, so as to play the best ecological, social and economic benefits.
文摘为提高降香黄檀(Dalbergia odorifera T. chen)人工幼林干形培育效果,在广西凭祥南京中医药大学热带林业实验中心以2年生降香黄檀人工林为研究对象,采用折枝法研究不同折枝强度对林木主干培育效果和林木生长的影响。结果表明:1)折枝可显著抑制粗枝径级生长,中度折枝(M,50%)和强度折枝(H,75%)后的18~24个月,被折断的粗枝直径几乎停止生长;主干优势度由期初的0.11提高到0.42,随折枝后的时间推移优势度越来越大。2)不同折枝强度对林木树高和胸径的生长效应、动态变化规律、水平差异及出现显著差异的时间点不尽相同。试验观察期内折枝对幼林树高影响不显著;强度折枝的H处理与对照(C,0)和中度折枝的M处理相比,在18~24个月后林木平均胸径生长量降低,差异达显著水平(P<0.05)。因此,降香黄檀折枝法培育优良主干作用显著,采用中等强度度折枝较为适宜。
