Preliminary Report on the Soils from Different Rock on the Growth of Cryptomeria japonica;
不同岩性土体对日本柳杉生长影响试验初报
Biomass of Cryptomeria japonica Young Trees on Soils from Different Rocks
不同岩性土体的日本柳杉幼树生物量研究
The results showed that both the tangential shrinkages of C.
对人工林日本柳杉和杉木小径材的弦向、径向和体积全干干缩率、气干干缩率及差异干缩等进行了测试。
It is studies the conventional drying of C.
本文通过对人工林日本柳杉和杉木小径圆柱材(长80厘米,直径20厘米左右)进行常规的干燥,分析了人工林日本柳杉和杉木的干缩性,人工林日本柳杉和杉木小径圆柱材的干燥特性和干燥工艺,干燥过程中含水率、温度的变化规律和小径圆柱材的力学性质,制定了相应的小径圆柱材的干燥基准和检验干燥质量的指标。
Experiment on grafting with Abies beshanzaensis on stock of A.
百山祖冷杉天然更新困难，为解决这种冷杉的繁殖更新问题，采用以日本冷杉为砧木的异砧嫁接试验，初获成功。
Soil seed bank and natural regeneration in an old-growth Cryptomeria fortunei stand on Mount Tianmu;
天目山老龄柳杉林土壤种子库状态与更新
The Effect of Different Mixture Models on Tree Growth and Competition Relations of Yang Stand of Cryptomeria fortunei;
不同混交模式对柳杉幼林生长的影响及竞争关系研究
Biomass of Cryptomeria japonica Young Trees on Soils from Different Rocks
不同岩性土体的日本柳杉幼树生物量研究
Diurnal changes in the negative ion concentration of the air for two Cryptomeria fortunei communities of National Nature Reserve of Mount Tianmu
天目山国家级自然保护区柳杉群落空气负离子浓度日变化特征
Diurnal Variation of Soil Respiration in the Summer at Cryptomeria fortunei Forest with Different Intensity of Cut
不同采伐强度柳杉人工林的夏季土壤呼吸日变化
Growth Analysis of Japanese Fir In Mt. Mogan
莫干山日本冷杉生长情况的调查分析
Reform in the Banal Political Culture and the Development of Modern Japan;
改革陈腐的政治文化,日本方可柳暗花明
Daily Dynamics of Photosynthetic Characteristics of Three Species of Salix
沙柳、黄柳和杞柳光合作用的日变化
A preliminary study on the incidence of cedar pollinosis in district of Wuhan
武汉城区柳杉花粉症发病的初步研究
A Study on the Monetary Yield Estimate Model for Crytomeria Fortunei Plantation;
柳杉人工林货币收获预估模型的研究
First Report of Hoenimnema Lajonquiere in Guizhou Province and Its Risk Assessment
贵州柳杉云毛虫调查初报及风险评估
After he arrived in the United States from New Zealand via Los Angeles, Saffi was arrested on the 3rd of this month.
沙菲在由纽西兰取道洛杉矶飞抵美国后，于本月三日遭到拘捕。
Ectomycorrhizal Synthesis Between Abies firma Roots/Callus and Laccaria bicolor Strain
离体条件下日本冷杉/二色蜡蘑的外生菌根合成(英文)
Cold resistance Species selected are weeping willow,spruce,white elm,Chinese tamarisk and desert date.
经抗寒性分析得出垂柳、云杉、白榆、柽柳、沙枣抗冻性较强 ;
To investigate the incidence of cedar pollinosis in district of Wuhan.
目的 :调查武汉城区柳杉花粉症的发病情况。
Litters Decomposition and Soil N Translation Cryptomeria Fortunei and Castanopsis Platyacantha-Schima Sinensis Forests;
栲木荷林与柳杉林凋落物分解及土壤氮转化
Study on Extraction Technology of Flavonoids in Cryptomeria fortunei by Response Surface Methodology
响应曲面法提取柳杉总黄酮的工艺研究
Efficacy of Sendebao Powder Against Dendrolimus latipenis Walker in the Forest
森得保林间喷粉防治柳杉毛虫药效试验
Influence of Disturbances on the Population Competition of Natural Cryptromeria fortunei in Tianbaoyan National Nature Reserve
干扰对天宝岩天然柳杉种群竞争的影响
California, 15 January 1997
1997年1月15日于洛杉矶