八十年代以后，北京地区开始大量种植冷季型草，其中以草地早熟禾和剪股颖应用较广泛。冷季型草在北京地区返青早，枯黄晚，绿色期可达２７０～２９０天。因其播种繁殖简便易行，能快速建植大面积观赏草坪，故在北方等省市绿化中占据了优势。冷季型草坪喜凉冷气候，需要大... Since the 1980s, a large number of cold-season grasses began to be planted in Beijing, among them, the grassland was mostly used in the field. Cold season grass returned to the early green in Beijing, yellow late, the green period of up to 270 to 290 days. Because of its easy sowing and breeding, can quickly build a large area ornamental lawn, so in the northern provinces and cities such as the green occupy an advantage. Cold season lawn like cool climate, need large ...