usdagov 6924769187 20120223-OCE-RBN-1457

---

Size: 1870px × 1336px
Photo credit: © Nature and Science / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 2012, agricultural, agriculture, chief, dc, department, economist, forum, nature, oce, office, outlook, politics, science, states, united, usda, washington