By Heitkamp Felix   in Organic Agriculture

ISSN:1879-4238|1|2|111-124

Springer Publishing Company ‎(2011)‎

Access to resources Favorite 20.929798

By Heitkamp Felix   Jäger Nadine   Flessa Heinz   Raupp Joachim   Ludwig Bernard   in Archives of Agronomy and Soil Science

ISSN:0365-0340|58|9|933-944

Taylor & Francis Ltd‎(2012)‎

Access to resources Favorite 9.418359