In a recent article (Views 24:16), P K Jackson in collaboration with K Hearn, S Evans and National Trust volunteers showed how different grazing regimes applied over a long period can produce different chalk-grassland communities according to the National Vegetation Classification (NVC). Sites at the National Trust property of Fontwel and Melbury Downs (Wiltshire) were selected to be as similar as possible in all respects except grazing history.