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- The change of contents of free amino acids in Chinese fir leaves of tissue culture seedlings and the allelopathic effect were studied under salicylic acid stress. 摘要在杉木自毒物质邻羟基苯甲酸胁迫下,对杉木组培苗叶片游离氨基酸质量分数变化及化感效应进行研究。
- THE EFFECT OF NITROGEN ADDITION ON SOIL NUTRIENT LEACHING AND THE DECOMPOSITION OF CHINESE FIR LEAF LITTER 外加氮源对杉木叶凋落物分解及土壤养分淋失的影响
- Chinese fir leaf 杉叶
- 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。
- Seed stability of clone is a major yield facter in Chinese fir. 杉木种子园无性系结实稳定性是高产稳产的重要因素。
- Chinese fir leaves 杉木针叶
- 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。
- Chinese fir (Cunninghamia lanceolata Lamb.) is one of the most important timber tree species planted in southern China. 摘要杉木是我国南方最重要的造林用材树种。
- STUDY ON MOLECULAR GENETIC VARIATION OF SUPERIOR TREES IN CHINESE FIR(CUNNINGHAMIA LANCEOLATA(LAMB.)HOOK. 杉木优树分子遗传变异的研究
- Decomposition interaction of mixed litter between Chinese fir and various accompanying plant species. 杉木与伴生植物凋落物混合分解的相互作用研究
- The influence of clear cutting Chinese fir plantation on the characteristics of runoff water chemistry of forestland. 与相似的文献。
- The radial variation patterns of wood density in19 Chinese fir provenances were studied by means of X-ray wood densitometry. 以微密度分析对19个种源杉木的木材密度径向变异模式进行了研究。
- 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。
- Soils under broad-leaved, masson pine, Chinese fir and bamboo forest in the area of Huzhou, Zhejiang were selected for this study. 在我国亚热带采集了常绿阔叶林、马尾松林、杉木林和毛竹林土壤,分析了土壤总有机碳和水溶性有机碳含量。
- 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。
- 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。
- Soil total organic carbon(STOC) under broad-leaved and bamboo forest were considerately higher than (P<0.05)those under masson pine and Chinese fir. 结果表明:土壤总有机碳含量常绿阔叶林和毛竹林显著高于杉木林和马尾松林。
- The Company sells Aspen sheet, plate-chun, Chinese fir sheet, and also according to customer requirements Paoguang wood processing. 本公司主要销售杨木板材、椿木板材、杉木板材,另外还可根据客户要求进行刨光材的加工。
- 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。
- The radial variation patterns of wood density in 19 Chinese fir provenances were studied by means of X-ray wood densitometry. 以微密度分析对19个种源杉木的木材密度径向变异模式进行了研究。