TY - JOUR AU - معینی, ابوالفضل AU - najafi sani, masoome AU - mohammadian khorasani, shiva AU - mofidi, sepideh TI - Determination of optimum level of land use and biological measures to reduce erosion and sediment (case study: watershed saqqezchi, ardebil province) JO - Journal of Water and Soil Resources Conservation VL - 7 IS - 1 SP - 61 EP - 74 PY - 2017 DO - ER -