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- young stand of Chinese fir 杉木幼林
- On outturn table of stand of Chinese fir plantation 杉木人工林林分出材率表编制方法的研究
- A Study on productivity and Ecological Benefit in Mixed Stand of Chinese Fir and Sylvestrial elaeocarpus 杉木山杜英混交林林分生产力及生态效益的研究
- Effect of spacing thinning on artificial stands of Chinese fir in middle latitude area 中海拔地区杉木人工林间伐效应
- Therefore,the soil fertility were promoted pronouncedly by the replacement of Chinese fir stand by the Cinnamomum cassia stand. 说明肉桂林取代杉木林后,林地土壤肥力得到较明显的改善。
- The fertilization principles for young stand of different provenances were made according to various response of each provenance to phosphorus supply. 依据各种源对磷投入的不同反应初步制定了相应的幼林施肥原则。
- Effects of Slash Burning on Different Sites and Growth of 5-year-old Chinese Fir Young Stand 炼山对不同立地5年生杉木幼林生长的影响
- Consequently, the results show that the RMC method has a distinct effect on recovering species diversity of Chinese fir plantations in southern China. 结果表明,残留物管理育林法对杉木林地的物种多样性有着明显有恢复作用。
- In wood processing, especially the processing of Chinese fir, wood is liable to crack when dried with the core, which affects productquality. 在木材加工中,尤其是杉木加工,在银材烘干过程中木才带芯烘干造成木材列裂、裂缝,影响产品质量。解决木材带芯烘干中开裂技术难题。
- Biomass of Chinese fir plantations in Fujian Province and its allocation among leaf, branch, stem and roots were studied based on the published biomass data. 摘要通过收集福建省杉木林生物量数据,对福建省杉木林生物量及其分配规律进行分析,结果表明,杉木林生物量随年龄增长呈逐渐增加趋势,并以幕方程拟合的效果最好。
- Research progress on cross breeding of Chinese fir was summarized in this paper and the primary insufficiency was analyzed. 摘要概述了我国杉木杂交育种研究进展,分析了杉木杂交育种存在的主要问题及其对策。
- Based on the data observed at Huitong Ecology Station, the carbon content of Chinese fir plantation ecosystem was studied. 对杉木人工林生态系统的碳素含量进行了定位观测。
- Genetic variations of growth traits, wood basic density and tracheid length of Chinese fir clones were investigated in this paper. 摘要对杉木无性系生长性状、木材基本密度和管胞长度的遗传变异进行了研究。
- That period was a bright page in the history of Chinese literature. 那个时期是中国文学史上光辉的一页。
- A small wood or stand of trees that lacks dense undergrowth. 小树林缺乏茂密下层树丛的小树林或树木群体
- The company seeks to harvest bamboo mainly of the monopodial species of Phyllostachys pubescens withsmall amount of Chinese fir and Pine within the same plantation. 该林地以种植毛竹为主,杉木和松木为辅。
- We adhere to the principle stand of marxism. 我们坚持马克思主义思想原则。
- This stand of ours is beyond reproach. 我们的这个立场是无可非议的。
- The biological and ecological characteristics of Chinese fir dormancy buds as well as its sprout mechanism, sprout regeneration technique and sprout regeneration evaluation were summarized in this paper. 摘要对杉木萌芽更新繁殖结构?休眠芽的生物、生态学特性、萌发机理、杉木萌芽更新的应用技术,以及萌芽更新的评价进行总结。
- It's a collection of Chinese jade. 这是收藏的一批中国玉器。