Impact of air pollutants on agriculture productivity :
joint hearing before the Subcommittee on Natural Resources, Agriculture Research, and Environment of the Committee on Science and Technology, and the Subcommittee on Department Operations, Research, and Foreign Agriculture of the Committee on Agriculture, U.S. House of Representatives, Ninety-seventh Congress, first session, July 9, 1981.
|Corporate Author:||United States.|
Washington : U.S. G.P.O., 1981 [i.e. 1982]
Forest ecology /
Agricultural ecology > Agricultural ecology / United States.
Agricultural pollution > Agricultural pollution / United States.
"Serial no. 97-TT."
v, 148 p. :
ill., maps ;
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