بررسي تاثير عمليات اصلاحي بر شاخص هاي سلامت مرتع در مراتع پارك جهان نما (استان گلستان)

Investigation the improvement operations affection on ecological indexes of rangeland health (Jahan Nama Garden, Golestan province)

Rangeland managers must have knowledge about ecological factors that determine the rangeland health. In this study used Landscape Function Analysis method for assessment the rangeland health in three landscapes. Sampling done in the three transects of 50 meters length and eleven soil parameters was measured on them. Three attribute functions including infiltration; stability and nutrition reeycle measured in three landscapes: 1- eomplete exclusive rangeland. 2-semi exelusive rangeland, 3- freed exclusive rangeland and contiguous zones of them. Results show that there was significant differenee between three attribute functions in three landscapes. Also three attribute functions were higher in three landseapes than contiguous zones. Three attribute functions were higher in "patches" than Hinter patches". Aecording to above results, improvement operations controlled the livestock grazing of rangeland and health indices were promoted in the complete exclusive rangeland.