Synergistic nitrification-inhibiting effect of elemental sulfur and dicyandiamide in a typical vegetable soil;
元素硫和双氰胺对菜地土壤铵态氮硝化抑制协同效应研究
The heavy metals pollution in vegetable soil around the transportation skeleton line in molybdenum ore areas was investigated.
选择采集钼矿区交通运输干线周边菜地土壤样本180个,采用HNO3-HF-HClO4混酸对土壤样品进行处理,运用等离子体发射光谱仪(ICP-OES)测定土壤样品中Mo、Pb、As、Hg、Cr、Cd、Zn、Cu、Ni的含量,全面系统地评价土壤重金属污染现状,并进行元素形态分析,同时对矿区周边水域中重金属元素的含量也进行了分析测定。
This paper reported the content of total phosphorus (P), organic P, available P, and inorganic phosphorus (Pi) fractions in vegetable soils.
以在潮土上形成的菜地土壤为材料,研究了菜地土壤全磷、有机磷、有效磷、无机磷组分含量变化及其土体分布特征,结果表明:潮菜地土壤磷素积累量大、积累速度快,10年左右的菜地土耕层全磷含量增加1000mg/kg左右,积累速度约100mg/(kg·a)。
Effects of soil textures and emitter material on the soil water movement and efficiency of negatively pressurized irrigation system;
土壤质地和灌水器材料对负压灌溉出水流量及土壤水运移的影响
The influence of soil texture bulk density and water applied methods on point source infiltration;
土壤质地、密度及供水方式对点源入渗特性的影响
Relation of soil clay and soil texture in Qinchuan Basin in Gansu;
秦川盆地土壤粘土矿物特征与土壤质地的关系
Phosphorus sorption/desorption characteristics of wetland soils in Sanjiang Plain;
三江平原湿地土壤磷的吸附与解吸研究
Effects of temperature and soil moisture on wetland soil organic carbon mineralization;
温度、水分对湿地土壤有机碳矿化的影响
Phosphorus release from wetland soil in the Nanjishan nature reserve of Poyang Lake
鄱阳湖南矶山湿地土壤磷释放研究
Changing trend of organic matter and nutrient content in cultivated land of the Ningxia irrigation area of yellow river;
宁夏引黄灌区耕地土壤有机质及养分质量分数变化趋势
It has been 20 years since the Second Soil Census,in order to know the dynamic change of soil phosphorus,the data of soil phosphorus in cultivated land in Ankang from 1995 to 2003 is analyzed and the result is compared with the Second Soil Census.
第二次土壤普查迄今已20年,为了摸清土壤磷素的变化动态,对安康市1995～2003年耕地土壤有效磷化验资料进行了统计分析,并与第二次土壤普查结果进行了比较研究,结果表明,土壤有效磷呈上升趋势,严重缺磷土壤减少,但中高山地区土壤缺磷依然严重。
SOIL TYPES AND THEIR DISTRIBUTION CHARACTERISTICS IN GONGHE BASIN OF QINGHAI PROVINCE
青海共和盆地土壤类型及其分布特点
Spatial Variability Analysis of Soil Salinity in Yanqi Basin,Xinjiang
新疆焉耆盆地土壤盐分空间变异特征分析研究
Notes on soil dematiaceous hyphomycetes from the Qaidam Basin,Qinghai Province,ChinaⅠ
青海柴达木盆地土壤中的暗色丝孢真菌Ⅰ(英文)
Spatial Variability Characteristics Analysis and Mapping Technology of Saline Soil in Yanqi Basin, Xinjiang;
新疆焉耆盆地土壤盐分空间变异特征分析及盐渍化土壤制图技术研究
Dynamics of Soil Nutrients during Natural Recovery Process of Abandoned Farmland in Huailai Basin,Hebei Province.
怀来盆地弃耕地自然恢复过程中土壤养分动态
The Study of Soil Quality Properties of Slope in Western Middle-Low Mountains of Sichuan Basin;
四川盆地西缘中低山坡地土壤质量特征研究
The Study of Cropland Soil Quality Variation in the Western Margin of the Sichu an Basin;
四川盆地盆周西缘耕地土壤质量变异研究——以雅安市雨城区为例
Study on the Three Nitrogen Transport and Transformation in Typical Soils of Guanzhong Basin;
关中盆地典型土壤中“三氮”迁移转化规律的研究
The Research on Urban Soil Heavy Metals Pollution in Taiyuan City and Background of Taiyuan Basin;
太原市土壤重金属污染特征及盆地背景研究
Study on Determination Methods for Available Phosphorus in Paddy Soil of Sichuan Basin;
四川盆地水稻土壤有效磷测定方法研究
Studies on Maize Soil Respiration in Taiyuan Basin and Its Relation with Environmental Factors;
太原盆地玉米土壤呼吸与环境因子的关系研究
Study on Soil Water and Salt Numerical Simulation in Typical Experimentation Area of Yanqi Basin;
焉耆盆地典型试验区土壤水盐数值模拟研究
Soil Moisture Dynamics and its Stocastic Simulation in Hilly Areas in Sichuan Basin
四川盆地丘陵区土壤水分的动态及其随机模拟
Analysis on Diversity and Distribution of Soil Actinomycetes on the Northern Fringe of Tarim Basin
塔里木盆地北缘土壤放线菌分布多样性分析
Soil Characteristics and Fertilization Technology of Kiwifruit Cropland in the Mountain Areas around the Sichuan
四川盆周山区猕猴桃耕地土壤特性及施肥技术
Effects of inoculation with soil bacteria on growth of Rehmannia glutinosa in tube and potted plantlets
土壤细菌对地黄试管苗和盆栽苗生长的影响
Analysis of Vertical Variation Characteristics of Soil Moisture in Hilly Area of Sichuan Basin
四川盆地丘陵区土壤水分垂直变异特征研究
Analyzing on Fertilization Investigation and Soil Nutrient Conditions in the Nanyang Basin
南阳盆地施肥调查与土壤养分状况分析