Agricultural activities producing the most pollution per unit area are feedlot operations and farming on steep slopes. BMPs are a means of preventing or reducing the amount of pollution generated by nonpoint sources to meet water quality objectives. Pathogen Management Cryptosporidium parvum is most often associated with diarrheal illness in young calves under one month of age. Disease occurs when resistance is impaired by stress due to weather, crowding, malnutrition or colostrum deprivation. Manure Management Click here to download larger image.
Manure management is crucial for all farms.
The above photograph shows a barnyard system and scrape-off area under excavation to minimize manure runoff and exclude water. Monitoring click here to download larger image. Installation of a monitoring station has provided continuous, automatic sampling for nutrients, pathogens, and sediment on one demonstration farm. New York City Watersheds Click here to view New York City watershed.