en PelisPlus. This short film describes how Chris Musser of Spring Run Farm in York County, Pennsylvania has adopted soil conservation practices--contour farming in particular--to preserve and improve soil fertility and increase crop yields on his family's farm. The increased crop production also benefits a nation at war.
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Tags: # 1970 # pelicula completa # pelicula completa online # pelisplus # pelisplus2 # pelisplus 3 # pelisplushd # pelispedia # pelisgratis # gnula # miradetodo # repelisplus # pelis24