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
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不同岩性土体的日本柳杉幼树生物量研究
Biomass of Cryptomeria japonica Young Trees on Soils from Different Rocks Simulation Research on Attenuation of Contaminants in Different Lithology Landfill Leachate Contaminated Sites 不同岩性土体的日本柳杉幼树生物量研究不同岩性渗滤液污染场地中污染物衰减的模拟
The Initial of Soil Carbon and Dynamics of Artificial Cryptomeria Fortunei with Different Cutting Intensity and Land Use Types 柳杉人工林不同采伐强度及不同土地利用类型初期土壤碳动态
Soil Respiration, Soil Carbon and Its Response to Simulated Nitrogen Deposition in after Clear-cutting Cryptomeria Fortunei Forest 柳杉人工林皆伐后土壤呼吸和土壤有机碳对模拟氮沉降的响应
Regression analysis shows that growth of Cryptomeria, but not of China fir, can be predicted by the latitude and longitude of the provenance. 经巾回归分析显示柳杉生长变异可藉种源所在地之经纬度而加以预测,然杉木则否。
A study on wood structure and properties of Cryptomeria fortunei in Guangxi 广西柳杉木材构造、材性研究
Study on Wood Shrinkage Index of Cryptomeria Fortunei 柳杉木材干缩性能指标研究
Taking age, site index and competition index as arguments, the single tree volume growth model is established for Cryptomeria fortunei plantation in this paper. 本文将柳杉人工林单株木的林积生长量作为年龄、地位指数、竞争指数的函数,建立单木生长模型。
Influence of Different Treatment Modes on tke Cutting Survival Percent of Cryptomeria fortunei 不同处理方式对柳杉扦插苗成活率的影响
Study on the Prediction Model of Cryptomeria fortunei Plantation Stocking and Its Application to the Management 柳杉人工林蓄积量预测模型及其在资源管理中应用研究
Study on Fertilizer and Nutrition Diagnosis of Cryptomeria Fortunei Seedlings 柳杉苗期施肥与营养诊断的研究
The climate comfort degree in Phoebe sheareri community and Cryptomeria fortunei community were much higher than that of Phyllostachys edulis community. 紫楠群落和柳杉群落的气候舒适等级高于毛竹群落。
The effect of repeated planting Cryptomeria fortunei on soil fertility, the difference of root zone and bulk soil fertility, and soil fertility characters in different site types were all made. 本文分析了柳杉连栽对土壤肥力的影响,比较分析了根际土壤与非根际土壤肥力的差异性,以及不同立地条件类型的土壤肥力特性。
They are not only decisive factors of altitudinal distribution of Cryptomeria japonica, but also important conditions of biomass accumulation and carbon cycle. 这既是日本柳杉海拔分布的重要因子,也是影响林分生物生产力和碳循环的重要因素。
Preliminary Studies on the Nematode in the Rhizosphere of Cryptomeria Fortunei 柳杉根际线虫的初步研究
The primary report to the investigation on the introduction and acclimatization of Cryptomeria japonica 日本柳杉引种驯化的调查研究初报
Results of Eight-year's Planting Test for Cryptomeria fortunei Geographic Provenance 柳杉地理种源造林试验
Study on Single Tree Volume Growth Model for Cryptomeria fortunei Plantation 柳杉人工林单木材积生长模型的研究
Study on diagnosis and recommendation integrated system of Cryptomeria fortunei seedlings ⅱ. Indexes method of DRIS in fields 柳杉苗木综合营养诊断研究Ⅱ.田间DRIS指数法
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
Radial Growth Responses of Cryptomeria japonica to the Climate 日本柳杉生长对气候的响应
Studies on the Average Height and Average D. B. H. Models of Cryptomeria fortunei 柳杉平均高与平均胸径模型的研究
Study of Absorption and Density of Cryptomeria Fortunei 柳杉木材吸水性及密度研究
Study on the Wood Density of Cryptomeria fortunei 柳杉木材密度测定研究
Using the Regression Orthogonal Design to Establish the Single-Tree Growth Model of Cryptomeria fortunei Plantation 用回归正交设计建立柳杉人工林单木生长模型
A Study on Relationship between Stand Density and Growth of Cryptomeria fortunei Plantation in Eastern Fujian 闽东柳杉人工林经营密度与生长关系的研究
Studies on the Stand Density Control Diagram of Cryptomeria fortunei Plantations in Eastern Fujian 闽东柳杉人工林林分密度控制图的研究
In accordance with the actual situation of Tianmu Mountain, we think that the main reasons are that pests and diseases, environmental pollution, site conditions impact, Cryptomeria fortunei intraspecific and interspecific competition, microwave radiation and so on. 综合天目山的实际情况,分析认为引起天目山古柳杉衰退的原因主要有病虫害危害,环境污染,立地条件影响,柳杉种内和种间竞争,微波辐射等。
Except the Cryptomeria forest and Taxodium ascendens forest, other stands 'growing trend is good. 除柳杉林和池杉林外,其他林分的长势均较好。