已收录 268921 条政策
 政策提纲
  • 暂无提纲
Effects of upland land use on water quality: progress reports on IH Catchment Scale Studies at Llynbrynmair (initial afforestation), Nant-y-Moch (grassland improvement), Severn (clear-felling)
[摘要] This report briefly reviews the history of the long-term studies of vegetation change at Moor House NNR, and describes 10 experiments which are being monitored on a regular basis. Detailed methods for sampling the vegetation, and a guide to the data, which has now been transfefred to computer storage, are presented for each experiment.
[发布日期]  [发布机构] Institute of Hydrology
[效力级别] Hydrology [学科分类] 
[关键词]  [时效性] 
   浏览次数:19      统一登录查看全文      激活码登录查看全文