摘要
通过对雪里绿的引种驯化试验 (对温度、水分、土壤、光照条件的适应性及耐践踏性、抗贫瘠性 ) ,得出雪里绿在试验地能够完成发芽、展叶、开花、结实的年生长发育过程 ;能通过播种及分株方法繁殖 ;能忍耐的土壤最低含水量为 4 .1 % ;耐 4 2 .2℃的极端高温及 - 1 6 .4℃的极端低温 ;能够在全光照及郁闭度为 0 .8的林下正常生长 ;能够在黄土、细沙土及建筑渣土上生长良好 ;叶片寿命长达 1 8个月 ,全年常绿 ;不耐践踏 ,适于作观赏性草坪 ,不适于作运动草坪。雪里绿是北京地区园林绿化中优良的野生乡土草种。
Through a test about a fine variety and taming of the Carex giraldiana Kuk. (on adaptability: to temperature, soil water and factors, illumination and trampled ability) it obtains a result that it can finish growth course to sprout, leaves unfold, blossom and result in a year. It can be bred by seeds or separating a plant. It can exercise patience lowest soil water 4.1%, lowest temperature -16.4℃ and highest temperature 42.2℃. It can normal grow under sunshine and canopy density of 0.8. It can grow in loess, small sandy loam and build dregs soil. Its leaves life is 18 months and remains the whole year. It lacks in trampled ability. It is suitable for ornamental lawn, but not sport lawn. It's a good kind of garden lawns in Beijing.
出处
《中国野生植物资源》
2004年第2期56-59,共4页
Chinese Wild Plant Resources
