冷季型草坪草在环渤海旱碱区的适应性评价

针对环渤海低平原区较复杂的环境条件、恶劣的立地条件及目前草坪建植中存在的引种盲目、失败率高、寿命短等问题，通过对引进的4个草种37个品种的生育期、抗逆性、坪用价值等进行综合评价，结果表明：高羊茅为最适合的草种，草地早熟禾较适合，多年生黑麦草不适宜单播，可和高羊茅以适当的比例混播，紫羊茅不适宜在该区种植。筛选出最优良的高羊茅品种为皇后、贝克，草地早熟禾为亨特、普通、兰神、奖品。

Evaluation the adaptability of cool season turfgrass to arid and alkaline land in Bohai

According to the variable environment and adverse soil condition in Bohai Low Plain, and some problems in turf grass establishment, an integrated evaluation was conducted on growing period and adaptability of 37 varieties among 4 species in the region The results showed that tall fescue( Festuca arundinacea Schreb) is the most suitable one, the Kentucky bluegrass( Pop pratensis L ) is a relatively variety, and the Perennial ryegrass( Lolium perenne L ) can not be mono sowed in this region, but it can be mixture planted with tall fescue under a proper ratio Red fescue( Festuca rubra L ) is likely unsuitable in this condition The most suitable varieties of tall fescue are Empress, Pixie, Hunt, Common, and Nublue, as well as Award among Kentucky bluegrass