How to assess and improve field drainage

摘要

Poor drainage on grassland can have a range of consequences from poor sward growth to increased fluke levels in cattle. Jonathan Riley looks at the problem and how to overcome it cost-effectively.Up to 70% of grassland farms could benefit from improved field drainage, according to Adas national specialist Kirk Hill. One in 10 pastures is severely compacted and soil moisture issues are the most common reason for swards to fail, Mr Hill says.