Contributions of the biological sciences to human welfare. IX. Natural resources.
D000383:Agriculture; D001419:Bacteria; D004463:Ecology; D004777:Environment; D005285:Fermentation; D005523:Food Supply; D005658:Fungi; D049673:History, 20th Century; D007221:Industry; D008829:Microbiology; D010944:Plants; D012987:Soil; D013672:Technology; D014197:Trees; D014481:United States; D014780:Viruses; D014867:Water
D012987:Soil; D014867:Water