LOCATIONS SUBMITTING DATA FOR 1988 State Location Code British Columbia Agassiz BC1 District of Columbia Wash. Monument Grounds DC1 Idaho Post Falls ID2 Illinois Urbana IL1 Indiana West Lafayette IN1 Kansas Manhattan KS1 Kansas Wichita KS2 Kentucky Lexington KY1 Maryland Beltsville UB1 Maryland Silver Spring MD1 Massachusetts Amherst MA1 Michigan East Lansing MI1 Missouri Columbia MO1 Nebraska Lincoln NE1 New Jersey North Brunswick NJ1 New Jersey Adelphia NJ2 New Mexico Los Lunas NM1 New York Ithaca NY1 New York Riverhead, L.I. NY2 Ohio Marysville OH2 Oregon Hubbard OR1 Oregon Corvallis OR2 Rhode Island Kingston RI1 Virginia Blacksburg VA1 Washington Puyallup WA3 1986 NATIONAL PERENNIAL RYEGRASS TEST