%0 Journal Article %T Improving of seed quality of black seed (Nigella sativa L.) by increasing seed phosphorus content in a calcareous soil %A Seyyedi, Seyyed Mohammad %A Rezvani Moghaddam, Parviz %A Khajeh Hosseini, Mohammad %A Hamid Shahandeh %J Journal of Plant Nutrition %@ 0190-4167 %D 2017