valuable meadow and pasture grass in Europe and especially central United States having tall stalks and slender bright green leaves; a chief constituent in lawn grass mixtures

kentucky bluegrass regeneration system research progress in the world were summarized in this paper on the influencing factors such as the choice of explants, culture conditions, genotype and so on.

在草地早熟禾再生体系建立的过程中，就其影响因素如外植体的选择、培养条件、基因型等方面综述了国内外草地早熟禾再生体系的研究进展。

kentucky bluegrass is an artifical cultivated herbage with a great future, particularly when it is used as herbage species of grazing grassland on the northeastern region of china .

草地早熟禾是我国东北地区很有发展前途的人工栽培牧草，特别是用作放牧地草种。

a new line (nannong line) kentucky bluegrass with strong heat tolerance was screened and bred by nanjing agricultural university.

南农选系是针对此问题筛选培育出的耐热草地早熟禾新品系。

seeing from the whole evaluation period, the average green degree of kentucky bluegrass is higher than that of tall fescue and perennial ryegrass.

从整个评定时期看，草地早熟禾的平均绿度比高羊茅和多年生黑麦草高。

and this study also provided theoretical evidence and plant materials for breeding the new kentucky bluegrass varieties tolerant to drought and salt.

上述研究为草地早熟禾抗旱耐盐新品种的选育提供了理论依据和植物材料。

the growth rate and moving biomass of kentucky bluegrass turf were affected by the quantity of nitrogen fertilizer.

氮肥用量是提高草地早熟禾草坪生长速率和修剪量的主要因素。