乾安县

土地利用/覆被变化对区域蒸散发影响的遥感分析&以吉林省乾安县为例

RS-based Analysis on the Effects of Land Use / cover Change on Regional Evapotranspiration & A Case Study in Qian'an County , Jilin Province

乾安县40年气候变化的分析

The Climatic Changes Analysis of Qian'an in the Last 40 Years

乾安县地下水数值模拟及可持续利用研究

Research on the Numerical Simulation and Sustainable Utilization of Groundwater in Qian'an of China

乾安县地下水水化学特征分析

Analysis of groundwater hydrochemical characteristics in Qian'An

吉林西部乾安县土地荒漠化研究

A study on the soil desertification in qian ' an County in the west of Jilin Province

乾安县地下水主要有第四系孔隙潜水、第四系孔隙承压水、上第三系裂隙孔隙承压水。

Groundwater types are composed of Quaternary pore phreatic water 、 Quaternary pore confined water and pore-fissure water .

农业生态地质环境质量综合评价&以吉林省乾安县为例

Comprehensive Evaluation on the Agricultural Eco-Geological Environmental Quality As Example of Qian ' an County in Jilin Province

2002～2003年，从加拿大引入10个优良牧草品种，并在吉林西部乾安县进行了引种栽培试验。

During 2002 ~ 2003 year , ten species of Canada forage were introduced in the west of Jilin province .