The diversity and richness of species are of important components to evaluate the health of ecologic system of rangelands. This research was conducted to investigate the biodiversity in riparian and neighboring areas via comparison of indices in Javaherdeh rangeland of Ramsar. Plot-transects was randomly used to estimate diversity, richness, dominance, and evenness indices in two […]
In this study, some habitat characteristics of Iranian rose (Hulthemia persica) were studied in Gonbad watershed in Hamedan providence, Iran. Soil samples were taken by a systematic randomized method at elevation 2000-2400 m above sea level. Samples were taken from 0-30 cm depth. In the laboratory, N, P, K% and organic matter (OC%), soil acidity […]
There are some barriers for rangers to take part in range plan projects and evaluation. Their participation is very useful for range managers to plan and provide solutions for solving problems. This study aims at comparing barriers of participating from rangers and experts point of view in Lar moor rangelands, Tehran, Iran. In this research, […]
This research was conducted to investigate the factors contributing to the failure in the forestry and rangeland by-product cooperative companies in Lorestan province, Iran. A descriptive-correlative research design was used. The statistical populations were 1100 people divided into two groups of experts from natural resource agency in Lorestan province and members of cooperative companies. The […]
This research was conducted to identify the limitative factors of forage production suitability in order to achieve the sustainable exploitation of natural ecosystems in Aliabad Watershed in Lorestan in 2013. The field measurements have been done through cutting and weighing method to estimate the forage amount, four-factor method to determine the range condition, trend scale […]
The major aim of processing satellite images is to prepare topical and effective maps. The selection of appropriate classification methods plays an important role. Among various methods existing for image classification, artificial neural network method is of high accuracy. In present study, TM images of 1987, and ETM+ images of 2000 and 2006 were analyzed […]
Species selection based on a new method such as a fuzzy method is one of the most important stages in the successful plantation management planning as choosing a suitable species for the site can be the key to success. This paper is based on a fuzzy extension of the Technique or Order Preference which is […]
Land use may be regarded as one of the most important factors affecting the environment with respect to human activities. So far, destroying the rangelands and changing them into the waste lands and poor rangelands has been proposed as the most significant variations of land use done by human beings. This paper has been conducted […]
Dr. Victor R. Squires of Adelaide, Australia received the Outstanding Achievement Award for Stewardship at the Society for Range Management’s 68th Annual Meeting held in Sacramento, California earlier this month. The Outstanding Achievement Award is presented by the Society for Range Management for outstanding achievement to members and other qualified individuals and groups working with […]
The book written by seventeen experts in the field of rangeland management, this compilation of essays brings to light the latent issues concerning this subject to readers all over the globe. Though technical approaches can address some issues, social processes ultimately prevent the balancing of these matters. Socio-economic and political institutions are often a stumbling […]
