European Journal of Agronomy
European Journal of Agronomy > 1995 > 4 > 1 > 135-142
European Journal of Agronomy > 1995 > 4 > 2 > 167-173
European Journal of Agronomy > 1995 > 4 > 3 > 387-393
European Journal of Agronomy > 1995 > 4 > 1 > 135-142
European Journal of Agronomy > 1995 > 4 > 2 > 167-173
European Journal of Agronomy > 1995 > 4 > 3 > 387-393