摘要
对湟水河源头荒山荒坡上人工栽培的沙棘、柠条等灌丛带的牧草地上部与地下部产量进行测定分析,结果表明:在该地区的荒山荒坡上人工栽培沙棘、柠条等灌丛,牧草地上产草量平均提高23.7%,地下根量平均提高18.2%,水土流失减少1 300 t/hm2。
The aboveground and underground biomass of forage grown in cultivated shrubland in headwater area of Huangshuihe River were measured and the result indicated that the aboveground and underground biomass of forage were increased by 23.7% and 18.2% respectively,and the water and soil erosion was reduced by 1300 t/ha.
出处
《草原与草坪》
CAS
2009年第6期50-52,共3页
Grassland and Turf
基金
青海省湟源县退耕还林(草)项目(2000GH03H)资助
