Rolf Derpsch

Development and Current Status of No-till Adoption in the World Rolf

T. Friedrich, Rolf DERPSCH, Theodor FRIEDRICH, 2009 .

Conservation agriculture in the dry Mediterranean climate

Amir Kassam, Rachid Serraj, Theodor Friedrich, 2012 .

Overview of the Global Spread of Conservation Agriculture

Amir Kassam, Theodor Friedrich, A. Kassam, 2012 .

Global achievements in soil and water conservation: The case of Conservation Agriculture

Amir Kassam, Theodor Friedrich, A. Kassam, 2014, International Soil and Water Conservation Research.

Current status of adoption of no-till farming in the world and some of its main benefits.

Li Hongwen, Amir Kassam, Theodor Friedrich, 2010 .