牧草的播种,是人工草地建设中最关键的一环,必须认真作好这一工作。人工草地的播种可采用单播、混播以及保护播种。一、牧草单播单一的牧草播种在一块草地上称为单播,我国目前人工草地大多数采用这种方法。这种方法的优点是播种技术简单,节省劳力和时间,其缺点是比混播产量低,改良土,效果也差。(一)牧草单播的形式牧草单播主要 Seeding of forage grass is the most crucial part in the construction of artificial grassland. We must conscientiously do this work. Sown artificial grass can be unicast, mixed sowing and protection of sowing. First, the forage unicast Single forage sowing in a meadow called unicast, most of our artificial grassland this way. The advantage of this method is that the sowing technique is simple, labor-saving and time-saving, the disadvantage is that the yield is lower than that of mixed-sowing and soil is improved, and the effect is also poor. (A) forage unicast grass forage unicast in the main