1. FY 1974 Heavy Metals in Foods Survey (7320.13C);Food and Drug Administration Compliance Program Evaluation,1975
2. FY 77 Total Diet Studies—Adult (7320.73);Food and Drug Administration Compliance Program Report of Findings,1980
3. Chemical analysis of plant tissue;Greweling,1976
4. Chemical soil tests;Greweling;Bull. Cornell Univ. agric. Exp. Stn.,1965