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.
Average costs per acre for soybean ranged from $168 to $204 and average cost per bushel ranged from $3.30 to $4.19.eed costs in 1998 increased 37% for corn over 1994 costs and 28% for soybeans (Table 1). Fertilizer costs increased 46 to 48% for both corn and soybean, however, this is primarily due to higher yields and higher P and K removal rates. Variable equipment costs have increased 26 to 30% for both corn and soybeans.