"BUSINESS & ECONOMICS Infrastructure." . . . . "SOCIAL SCIENCE General." . . "Agriculture." . . "Food supply." . . "Biodiversity conservation." . . . . . . . . . . . . . . "Conference papers and proceedings" . "Conference papers and proceedings"@en . . . "Colloquium on Plants and Population : Is There Time?" . . "Colloquium on Plants and Population Is There Time?" . "Colloquium on Plants and Population Is There Time?"@en . "Livres électroniques" . "Conference proceedings" . . . . . . . . . . . . "Electronic books"@en . "Electronic books" . . "Colloquium on Plants and Population: Is There Time? (1998 : Irvine, Calif.)" . . . "Electronic books." . .