David E. Ervin

· 7 obras en el catálogo

Obras

AAgriculture, trade and the environment

Agriculture, trade and the environment

AAnalysis of pollution control strategies for the Tualatin Ri

Analysis of pollution control strategies for the Tualatin River

AAn economic analysis of income determination for prodution w

An economic analysis of income determination for prodution workers in Oregon's wood products industry

Does environmental policy work?

Land use control

TTransgenic crops

Transgenic crops

Conservation and environmental issues in agriculture