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Food yields face tapering gains say National Academy
The National Academy of Sciences warned that farm production gains are slowing amid rising food demand. It urged renewed research into high yielding crops and new farming methods, noting potential biological limits and a need for a national food policy and solar energy project.
MENTIONED IN THIS ARTICLE
U.S
William Robbins
New York Times Service
Washington
National Academy of Sciences
Academy Report
Wittwer
Department of Agriculture