Search Results for the EPA National Library Catalog

Items Found: 4
Showing: Items 1 - 4
Your Search: (AUTHOR=Heck AND R AND H)


 
 
 
Select Item Title Year Published
Effects of Ozone and Water Stress, Separately and in Combination, on Soybean Yield. 1989
Environmental Monitoring and Assessment Program: Agroecosystem 1992 Pilot Project Plan (April 3, 1992). 1993
Feasibility of applying field ionization mass spectroscopy to pesticide research / 1976
Fundamentals of resid upgrading 1989

Save, Print or Email Selected Records