Willow Spring, NC. Willow Spring is located close to the center of North Carolina. Willow Spring is between the Wake, Alamance, Harnett, Johnston county. On average, the public school district that covers Willow Spring is better than the state average in quality. The Willow Spring area code is 919.
The average U.S. soybean yield for 2014 is now estimated at the record level of 46.6 bushels per acre, which is an increase from the August USDA estimate of 45.4 bushels per acre.
Double-crop soybean requires about. 140,000 to 180,000 plants per acre, depending on the year. Since. yields of double-crop soybean are often lower than full-season. soybean, a target stand of about 140,000 plants per acre is the. more economic option.