Category Archives: OJE

Ecological Health Evaluation of Ziarat River Using Water Quality Index, Golestan Province, Iran

Authors: Elham Mirrasooli, Rasoul Ghorbani, Masoud Molaei ABSTRACT Due to decreasing water quality of the Ziarat River, which is one of the most important rivers for drinking water in Gorgan, it is necessary to manage this river. The purpose of … Continue reading

Posted in OJE | Leave a comment

A Theory of Ratio Selection—Lattice Model for Obligate Mutualism

Author(s): Kei-Ichi Tainaka1, Tsuyoshi Hashimoto ABSTRACT Mutualisms are cooperative interactions between members of different species. We focus on obligate mutualism, where each species cannot survive without the other. From a theoretical aspect, obligate mutualism is similar to the relationship between … Continue reading

Posted in OJE | Tagged , , , , , , | 1 Comment