26.
Sieling, K., Stahl, C., Winkelmann, C. und Christen, O. (2005): "Growth
and yield of winter wheat in the first three years of a monoculture
under
varying N fertilization in NW Germany". European Journal of Agronomy
22:71-84.
Article (pdf)
Sieling, K., Stahl, C., Winkelmann, C. und Christen, O. (2005): "Growth
and yield of winter wheat in the first three years of a monoculture
under
varying N fertilization in NW Germany". European Journal of Agronomy
22:71-84.
Article (pdf)