The potted experiment was conducted to study the effect of soil drought on drought-resistant characteristics of Agropyron desertorum, Agropyron smithii, Elytrigia elongata, Elytrigia intermedia.

• 摘要采用盆栽断水干旱方式研究了土壤干旱对中间偃麦草、沙生冰草、蓝茎冰草和长穗偃麦草苗期抗旱性特征的影响。