Excerpt from August USDA Crop Production report.
Corn production is forecast at 14.2 billion bushels, down 7 percent from last year. Based on conditions as of August 1, yields are expected to average 169.5 bushels per acre, down 5.1 bushels from 2016. If realized, this will be the third highest yield and production on record for the United States. Area harvested for grain is forecast at 83.5 million acres, unchanged from the June forecast but down 4 percent from 2016.
Soybean production is forecast at 4.38 billion bushels, up 2 percent from last year. Based on August 1 conditions, yields are expected to average 49.4 bushels per acre, down 2.7 bushels from last year. Area for harvest in the United States is forecast at a record high 88.7 million acres, unchanged from the June forecast but up 7 percent from 2016. Planted area for the Nation is estimated at a record high 89.5 million acres, also unchanged from June.
All wheat production, at 1.74 billion bushels, is down 1 percent from the July forecast and down 25 percent from 2016. Based on August 1 conditions, the United States yield is forecast at 45.6 bushels per acre, down 0.6 bushel from last month and down 7 bushels from last year.
...see USDA Reports page for more complete detail.