我国是牧草栽培最早、面积最大的国家，但由于常用牧草品种多达百种，其产草量、适口性、营养价值、抗逆性、适应性、栽培技术以及牧草利用均有较大差别。究竟哪种牧草最适合广大牧区，农区和城郊的养殖户发展，特别是利用废弃资源，如荒山荒坡和四旁地等闲散地发展优质高... China is the oldest country with pasture cultivation and has the largest area. However, there are quite a few differences in grass yield, palatability, nutritional value, stress resistance, adaptability, cultivation techniques and forage utilization due to the use of up to 100 common forage species. Which forage is most suitable for the development of farmers in the pastoral areas, agricultural areas and suburbs, especially the use of abandoned resources, such as barren hills and slopes and so on ...