FAO AGRIS - International System for Agricultural Science and Technology

Research activities - crop production methods

1996

Sommer, C. | Biller, R.H. | Brunotte, J. | Sourell, H. | Steinkampf, H. | Zach, M. | Ihle, W. (Bundesforschungsanstalt fuer Landwirtschaft, Braunschweig (Germany). Inst. fuer Betriebstechnik)