European Journal of Agronomy
European Journal of Agronomy > 2005 > 22 > 2 > 141-158
European Journal of Agronomy > 2005 > 23 > 1 > 37-56
European Journal of Agronomy > 2005 > 22 > 2 > 141-158
European Journal of Agronomy > 2005 > 23 > 1 > 37-56