引进草坪草种在干旱地区的选优试验

Evaluation of exotic turfgrasses in arid region

对Seville、Advent等 16种草坪草品种在干旱及沙漠化地区进行选优试验。结果表明 :紫羊茅 (Aruba和STP)、早熟禾 (Saffolk)和碱茅等 4品种的适应性最强 ,观赏价值最高 ,单播草坪品质综合指数≥ 7.5 ,是干旱地区建植草坪的优选种 ;Piexe、Arid等 4个品种单播草坪品质综合指数≥ 6 .0 。

Sixteen varieties of exotic turfgrasses were evaluated in arid and desert region. The results showed that Aruba and STP varieties of red fescue, Saffolk of kentucky bluegrass and Puccininella distans performed strongest adaptability, as the best 4 varieties suitable for planting in this region which the quality comprehensive indices were no less than 7.5. Other four varieties of Piexe and Arid etc. can be planted in this region which the quality comprehensive indices were no less than 6.0.