The undeveloped land comprises rough grazing, pasture and wilderness. Droughts result in crop failures and the loss of pasture grazing land for livestock. They used surrounding lands to pasture cattle. The available agricultural land consists of of arable land and of pasture and hay land. He watched the wild creatures grazing on the pasture of the glades. There was a landscape of arable, pasture and managed woodland. This was based on grass farming, which produced large quantities of forage and pasture. Droughts result in crop failures and the loss of pasture for livestock. Land prices dropped, and land was sold and put to sheep pasture. Top-dressing is also popular on pasture and forage crops. About 12% was cropland and another 4% grassland pasture or range. One of the causes of deforestation is to clear land for pasture or crops. Wetter areas, seasonally watered, are widely pasture farmed. The early lawns were not always distinguishable from pasture fields. Convertible husbandry was the alternation of a field between pasture and grain.