While phosphorus helps root growth and general Electrical power transfer all over the plant, nitrogen encourages leaf and stem growth. DAP fertilizer is rather beneficial in leguminous crops like cowpea, soybeans and alfafa and so forth. because it improves nitrogen fixation during the soil. Like these trace elements in DAP https://pr8bookmarks.com/story20393949/helping-the-others-realize-the-advantages-of-black-seed-cumin-plant