Cattle feedlots and dairy operations are found locally. Most Beef cattle are finished in feedlots. There are approximately 130,000 cattle boarders feeding in Wisner over 15 feedlots at one time. It occurs in pastures, cultivated fields, and feedlots. Feedlots/animal corrals can also lead to the potential leaching of nitrogen and metals to groundwater. These can be contrasted with intensive animal farming on feedlots. Mouldy waste grain from the farmland and feedlots in the area is the suspected source. There are several feedlots and grain elevators located in and around the city. Typically cow-calf operations with the young animal sold for finishing in feedlots. They tend to be found in farmland, brush, and feedlots. Runoff from several feedlots was dumped into the river until laws made the practice illegal. Their resistance to heat, humidity, parasites and diseases is to their benefit in southern feedlots. The area is home to Australia's largest concentration of feedlots. In Canada, regulation of feedlots is shared between all levels of government. About the same time, large feedlots were built due to the low-humidity climate.