Abstract Among the water quality indicators, permanganate and turbidity are important indicators to reflect pollution status of bodies. In order study correlation between two, monitoring data relevant areas were obtained by designing a web crawler, set was constructed. After cleaned, analysis carried out. The experimental results show that there is big difference in coefficient two at different...

abstract soil quality is an essential concept for maximum agriculture production without environmental destruction. studying soil physical quality indicators, that express soil structural stability and soil air-water balance in root zone, is one of the most important aspects of soil quality. so determination of optimal range for pore volume distribution is important and this research carried ou...