Neck cutoff is a sudden phenomenon that occurs during the evolution of meandering rivers, but its process and mechanism remain unclear. In this investigation, neck-narrowing before cutoff, formation new river, appropriate conditions for under constant variable discharges were studied using experimental methods in laboratory flume. The results indicated bank erosion upstream downstream neck was ...

the main objective followed in this study was to assess the rate of adoption of sustainable agricultural practices among extension volunteers in qazvin province. the study was a descriptive – correlational survey one. the population of the study was comprised of wheat farmers in province of qazvin who acted as agricultural extension volunteers (n=365). from among these members, 185 were selecte...