This Feb. 1, 2012 photo shows turnip plants, left, and tall fescue, right, growing on a field in Rickreall, Ore. Some farmers want to grow more canola because it's a profitable alternative to grass seed and wheat. But other farmers who grow specialty vegetable seeds worry about contamination from canola. (AP Photo/The Oregonian, Beth Nakamura) MAGS OUT; TV OUT; LOCAL TV OUT; LOCAL INTERNET OUT; THE MERCURY OUT; WILLAMETTE WEEK OUT; PAMPLIN MEDIA GROUP OUT
