Evaluation of grazing intensity effects on mineral nutrients grassland soils ( a case study grassland Golestan province of Iran)
Soil is one the most important factors to resistance of Rangeland area and prepares an adequate nutrients and moisture for this ecosystem during all seasons.Effect on soil chemical elements and plants flora are the most important damages in grassland due to over grazing.
Key words: grazing intensity mineral nutrients reference (control) site key ( moderately grazed) site critical ( heavily grazed) site grassland
S.Ghanbari Shourkaie
Department of Natural Resources,College of Agriculture,Islamic A z ad University Ghaemshahr Branch,Iran
国际会议
呼和浩特
英文
2008-06-29(万方平台首次上网日期,不代表论文的发表时间)