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ARS soil scientist Kevin Bronson applies nitrogen fertilizer to a crop field in Maricopa, AZ.
Photo by M. Conley.
Please visit our Image Gallery.
300 dpi: (d3722-1.jpg)
640 pixels wide: (d3722-1.jpg)
![]() Image Number D3722-1 |
ARS soil scientist Kevin Bronson applies nitrogen fertilizer to a crop field in Maricopa, AZ.
Photo by M. Conley.
Please visit our Image Gallery.