Based on the analyses of water interactions and water balance, this paper discusses the issues on the assessment and regulation of soil water resources, which l
Education is a basic factor in regional innovation system. The impact of the scale, structure and pattern of education on regional innovation Performance has long been an important matter in innovati
Eastern and southern coastal zones of Laizhou Bay are the mostrepresentative seawater intruded areas in the world, with two intrusion sources of contemporary se
This study applies theories of systems and system dynamics to ecological economic systems in the oasis environment, with the intention of finding the basic char
The copper (Cu) content in 205 soil samples (0-20 cm) of Tibet, covering 5 soil classes,were analyzed. The results showed as follows: (1) the average content of