Agricultural Land Classification detailed Post 1988 survey ALCB06198

Survey name: Yealmpton
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].
(Environment theme)

调查名称：Yealmpton
1988年后农业土地利用分类（ALC）场地调查数据——扫描原始纸质地图和调查报告，这些地图和报告详细记录了1989年至1999年间由农业、渔业和食物部对个别场地进行的调查。当图中标注了三级分类时，还包括了三级分类细分为3a和3b子等级的过程。调查采用了在《英格兰和威尔士农业土地利用分类》中描述的当前分级方法，数据中提供了该文献的链接。个别场地的地图绘制比例和详细程度不一，从1:5,000到1:50,000（通常为1:10,000）不等。部分调查还提供了未经编辑的样本点土壤数据和土壤坑描述。
归属声明：© 自然英格兰版权。包含皇家测量局数据©皇家版权和数据库权利[年份]。
（环境主题）