6 programs: National Barrow Show by Carroll Pager, Superintendent (00:04:55); Changes and Challenges in Agriculture by John Kadlec, agricultural economist at Purdue University (00:04:50); Guidelines for Livestock Investment by Kadlec (00:04:05)|Soil Conservation Through Terracing by Roger McMeyer, agricultural engineer (00:04:35); Machinery: A F...
Creator:
University of Minnesota. Radio Station KUOM; University of Minnesota. Audio Visual Library Services