1)  earth
地土
2)  vegetable soil
菜地土壤
1.
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
2.
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。
3.
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)。
3)  wetland soil
湿地土壤
1.
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
2.
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
3.
Polycyclic aromatic hydrocarbons(PAHs) sorption on wetland soil in Yellow river delta was studied.
以黄河三角洲湿地土壤为对象,研究菲和苯并[a]芘(BaP)在土壤中的吸附特性。
4)  Cultivated land
耕地土壤
1.
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
2.
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。
5)  Cultivated soil
耕地土壤
1.
Study on Cu content in cultivated soils and its influence factors in Guangxi;
广西耕地土壤铜的含量及其影响因素
2.
Geostatistical methods were used in combination of GIS to analyze the spatial distribution characteristics of total K and available P in cultivated soils in Xinhui district,Guangdong Province,over 20 years from 1982 to 2003.
结果表明,研究区域耕地土壤由于20年来的耕作施肥使得土壤全钾和有效磷含量显著增加,土壤全钾在研究区域的南部变化最明显,与该地区的土壤类型为咸田有很大关系;耕地土壤全钾和有效磷的空间分布都表现为中等空间相关性;土壤全钾和有效磷变程的变化与土壤养分在土壤中化学行为有关。
3.
In this project, analytical data of 20 items from 367 of cultivated soil samples in Minhou county were selected, and principle component and gray relation analysis methods were used for revealing the relationship between soil properties and environmental factors.
地土壤性质与气候、地形、母质等自然环境和人类活动存在错综复杂的内在联系 。
6)  wetland soils
湿地土壤
1.
Adsorption and desorption of aniline by wetland soils in the Sanjiang Plain;
三江平原湿地土壤对苯胺的吸附-解吸作用
参考词条
补充资料:地土
1.犹土地;土壤。 2.国土;领土。 3.地方;地区。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。