Agricultural Waste Management Systems on Agricultural Land in the Conterminous United
States, 1992: National Resource Inventory Conservation Practice 312
This data set represents the estimated percentage of the 1-km grid cell that is covered by or subject to 
the agricultural conservation practice (CP312), Agricultural Waste Management Systems on agricultural 
land by county.  "An agricultural waste management system (AWMS) is a planned system in which all 
necessary …