At the top of the list of most expensive sports cars in the world is 2015 Porsche 918 Spyder. It is a mid-engined plug-in hybrid super-car. To reduce fuel consumption and CO2 emissions the 918 uses a combination of a compact and potent 4.6-liter V-8 engine rated at 608 horsepower.
Source: USDA 2010. Wheat. The third largest crop grown in the United States is wheat. The US produces hard red, soft red, and white winter wheats and hard red and durum spring-seeded varieties. The US also produces very small amounts of white spring wheat.
1 HRW is principally used to make bread flour. 2  Hard red spring (HRS) wheat accounts for about 20 percent of production and is grown primarily in the Northern Plains (North Dakota, Montana, Minnesota, and South Dakota). Hard red spring (HRS) wheat accounts for about 20 percent of production and is grown primarily in the Northern Plains (North Dakota, Montana, Minnesota, and South Dakota). 2  HRS wheat is valued for high protein levels, which make it suitable for specialty breads and blending with lower protein wheat.