TY - JOUR AU - Mohammadi, Samira AU - Barzegar, Taher AU - Ghahremani, Zahra TI - Effect of different nitrogen and potassium levels on nitrogen efficiency and some nutrient contents of sweet fennel JO - Agroecology Journal VL - 15 IS - 1 SP - 57 EP - 69 PY - 2019 DO - 10.22034/aej.2019.665193 ER -