On the basis of the surrounding areas of Shennongjia in Hubei Province, the flue-cured tobacco quality and ecological conditions including climate and soil factors were analyzed.
以湖北神农架周边区域为基础,分析了该区烤烟质量状况和气候、土壤等生态因素,运用模糊数学隶属函数模型对该区的烟叶质量可用性、气候适生性、土壤肥力进行了综合评价,提出并估算了化学成分可用性指数(CCUI)、气候适生性指数(CFI)和土壤养分综合指数(IFI),对该区不同海拔条件下烤烟化学成分进行了分析,还研究了气候、土壤因素对烤烟化学成分含量的影响。
The paper analyzed the climatic condition, geomorphic basis, vegetation and anthropogenic action,and discussed main soil formation processes,soil types and distribution in Hat Yuan experimented area.
从分析区域气候条件、地貌基础、成土母质、植被和人类活动等成土因素入手，探讨了海原试区土壤形成的基本过程、类型划分和分布规律，论述了主要土壤的性态特征，提出区域土壤培肥改良的关键措施。
The development course of landform and sedimentary parent material are the principal regional elements of soil formation in accumulation plain area.
地貌发育过程和沉积母质是嘉湖全新世堆积平原区的土壤形成的主要区域性因素,不同土属的出现在很大程度上取决于地貌演化和沉积母质的分异。
These results suggested that,in the three river sources,the features of different ecosystems determine the basic patterns of soil formation and sustainable functions of ecosystems.
土壤形成是MA框架下生态系统支持功能的基本内容。
elementary pedogenetic process
要素的土壤形成过程
THE GENETIC FEATURES AND THE CLASSIFICATION OF THE FOREST SOILS IN XINJIANG;
新疆森林土壤形成特征及其系统分类
To cause(soil)to form lumps or masses.
凝聚使（土壤）形成块或团
Fractal characteristics of soil particle composition for typical types of soil profile on Loess Plateau
黄土高原典型土壤剖面土壤颗粒组成分形特征
a type of soil occurring under grasses in temperate climates.
一种在温和气候里的草下形成的土壤。
a type of soil that develops in arid climates.
在干旱的气候中形成的土壤。
The Analysis on Thermal Releasing Existing Formation of Mercury in Soil of Chengdu City;
成都市城市土壤汞热释赋存形态研究
The Development of Soil Surface Crust and the Relationship between Soil Crust Development and Rainfall Splash Erosion;
表土结皮形成过程特征以及与土壤溅蚀的关系
A leached soil formed mainly in cool, humid climates.
灰壤，灰化土一种淋洗的土壤，主要形成于阴凉而湿润的地带
a small channel (as one formed by soil erosion).
小的水道，像由于土壤侵蚀而形成的水道。
Study on Sources of Organic Nitrogen in Chinese Milk Vetch on Red Paddy Soil
红壤性水稻土紫云英有机氮素形成特征的研究
Studies on the Role of Microorganism in the Formation and Transformation of Humus;
微生物在土壤腐殖质形成与转化中作用的研究
Effect of Soil Moisture on the Development of Rice Quality and Its Mechanism;
土壤水分对稻米品质形成的影响及其机理
Effects of Soil Cu Contamination on Yield Formation of Indica Rice Varieties;
土壤Cu污染对籼稻品种产量形成的影响
The Study on the Effect of Microorganism in the Formation and Structure of Soil Humus;
微生物对土壤腐殖质形成及结构的影响研究
The Pedogenic Features of Chuodun Paleosol in Kunshan, Jiangsu Province, and Its Environmental Implication;
江苏昆山绰墩遗址古土壤特征及其形成环境
The Study on Formation and Transformation of Soil Humus under Special Incubation Condition;
特定培养条件下土壤腐殖质形成与转化的研究
A Preliminary Study on Carbon Storage in Soil and Its Formulation Mechanism in Chinese Fir Plantation;
杉木人工林土壤碳贮量及形成机理的初步研究