Abstract: In order to study the role of orchard grass planting in soil and water conservation, in recent years at home and abroad were reviewed. Orchard grass in orchard soil and water conservation research of related factors, such as soil moisture, structure, fertility, geothermal orchard microclimate, soil and water loss, many aspects, such as comprehensive, grass varieties screening found orchard grass planting in soil and water conservation effect research still needed further development, especially for mature orchards effect of non-point source pollution control still existed deficiencies, the future still needed from ways of sod, grass species selection and application, orchard grass planting techniques, the influence of soil water, groundwater and water quality was studied further.