Crop Rotation
1970s - Crop Rotation - Crown Vetch
Zoom out from crown vetch flower; pan from field of crown vetch on hillside to a nearby rural highway. Hillside field of crown vetch with farmhouse and farmland at the base of the hill; "Crown Vetch...Multi-Purpose Crop" title card.
1970s - Crop Rotation - Interplanting with Crown Vetch
Bill Hinton walking on corn field that's been interplanted with crown vetch. Hinton speaking to the camera about the benefits of interplanting. Corn field. Hinton squatting, inspecting corn plant just emerging. Sign for "Pennsylvania State University: College of Agriculture - Agriculture Research Center - Rock Springs". Dr. Nathan Hartwig, from the Department of Agronomy, Pennsylvania State University, speaking with an adult Caucasian male farmer in a corn field; man leaves as Dr. Hartwig talks to the camera about the benefits of crown vetch in interplanting with corn compared to other experiments. Corn and crown vetch growing in the same field. There is savings in soil erosion, tilling time, and a reduction in fuel costs offset the yield losses according to Dr. Hartwig.
1970s - Crop Rotation - Spraying and Tilling Field
Adult Caucasian man checks chemical tank on wheels before getting into tractor. Hand turns valve. Tractor drives and chemical mixed with water is sprayed on crop field; farmhouse in the distance. Ground view of tractor driving over plants, spraying chemical mix. Brown plants shown ten days later. Tilling attachment tilling field. Tractor driving over field spraying chemical mix. Crown vetch under corn canopy. VS of tractors driving over field. Dr. Nathan Hartwig, from the Department of Agronomy, Pennsylvania State University, standing in corn field speaking to camera about crown vetch and its nitrogen content.
1970s - Crop Rotation - Interplanting with Crown Vetch
Zoom in on a tractor being driven on a slope. Bill Hinton drives tractor on a slope over a corn, crown vetch field. Hinton swinging out one arm of chemical sprayer attached to tractor; using wrench on end nozzle. Corn field. In corn field, looking at leaves; tilt down to crown vetch under corn canopy. Floyd Cornelius pulling apart corn husk to reveal ear of corn. Cornelius advocates interplanting crown vetch with corn. Overview of farmland. Adult Caucasian man driving tractor on field, drops rotary tiller attachment. Cornelius walks and talks toward camera, saying that weather made this year's yield disappointing, but he still harvest a good crop of corn, and will continue the interplanting method with crown vetch. Corn stalks; tilt down to crown vetch. Dr. Nathan Hartwig, from the Department of Agronomy, Pennsylvania State University, places clipboard in car, then speaks on crown vetch's ability to prevent soil erosion. Crown vetch. Zoom in to crown vetch flowers. John Deere logo.