The dynamical studies on yield, quality of oat (Avena sativa) and vetch ( Vicia sativa ) or pea ( Pisum satium ) in both monoculture and mixture by five seeding rate and three harvest time were conducted in high cold area.

• 对高寒地区燕麦与豌豆 (箭舌豌豆 )混播草地 5种播种比例 3个不同刈割期的产草量、粗蛋白质含量及产量、中性洗涤纤维 (NDF)、酸性洗涤纤维 (ADF)含量动态进行了研究。