TY - JOUR AU - Farajzadeh Memari Tabrizi, Elnaz AU - Yarnia, Mehrdad AU - Rahimzadeh Khoie, Farrokh AU - Khorshidi, Mohammad Bager TI - Evaluation of soil and foliar application of nitrogen at different growth stages on yield and yield components of sugar beet cultivars JO - Agroecology Journal VL - 4 IS - 3 SP - 63 EP - 75 PY - 2008 DO - ER -