Agricultural Land Classification detailed Post 1988 survey ALCL05792

Survey name: West Tanfield, Nosterfield Quarry Post 1988 Agricultural Land Classification (ALC) site survey data - scanned original paper maps and survey reports for individual sites surveyed in detail between 1989 and 1999 by the Ministry of Agriculture Fisheries and Food. Where Grade 3 is mapped this includes the subdivision of Grade 3 into subgrades 3a and 3b. Surveys use the current grading methodology as described in "Agricultural Land Classification of England and Wales," a link for which is provided with the data. Individual sites have been mapped at varying scales and level of detail from 1:5,000 to 1:50,000 (typically 1:10,000). Unedited sample point soils data and soil pit descriptions are also available for some surveys. Attribution statement: Natural England copyright. Contains Ordnance Survey data. Crown copyright and database right [year]. Attribution statement: © Natural England copyright. Contains Ordnance Survey data. Crown copyright and database right [year].调查名称：西坦菲尔德，诺斯特菲尔德采石场 本数据集为1988年后农业土地分类（Agricultural Land Classification, ALC）野外调查数据，包含1989年至1999年间英国农业、渔业与食品部对各单个地块开展详细调查所获取的扫描版原始纸质地图与调查报告。若调查区域标注有3级农用地，则包含将3级农用地细分为3a、3b亚级的分类内容。本次调查采用《英格兰与威尔士农业土地分类》中规定的现行分级方法，数据附带该文献的官方链接。各单个地块的成图比例尺与详细程度存在差异，覆盖1:5000至1:50000区间，通常采用1:10000比例尺。部分调查还提供未经过编辑的采样点土壤数据与土坑描述记录。 署名声明：版权归自然英格兰（Natural England）所有，包含英国地形测量局（Ordnance Survey）数据，皇家版权与数据库权益[年份]。 署名声明：© 自然英格兰版权所有，包含英国地形测量局数据，皇家版权与数据库权益[年份]。