Native Prairie Strips im Ackerbau
Verfasst: Fr 13. Mär 2015, 22:17
Ein interessanter Versuch der Iowa State University:
http://www.motherearthnews.com/organic- ... mzsto.aspx
http://www.nrem.iastate.edu/research/STRIPs/
http://www.motherearthnews.com/organic- ... mzsto.aspx
http://www.nrem.iastate.edu/research/STRIPs/