[vc_row][vc_column width=”1/1″][vc_column_text]Crop-Tech Consulting agronomist Isaac Ferrie discusses nitrogen deficiency and the relationship between nitrogen needs and population.[/vc_column_text][/vc_column][/vc_row][vc_row][vc_column width=”1/1″][vc_video link=”http://youtu.be/467Y4bDjGLQ”][/vc_column][/vc_row]