There were nearly 2.5 million cattle and calves in Kentucky in 1988. Most of these were maintained under pastureland conditions. Nutrients taken up by pasture plants, consumed by cattle, and re-cycled back onto fields by fecal and urine excretions can be a major source of nutrients for maintaining pastureland productivity. In order to estimate the value of this under grazing conditions, observations were made on a pasture field in Casey County, Kentucky, following stocking of the field with cattle
