Encyclopedia of Environmental Biology, Volume 2William A. Nierenberg |
Contents
Plant Sources of Natural Drugs | 32 |
Agriculture and Grazing on Arid Lands | 35 |
Forests Competition and Succession | 39 |
Copyright | |
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Common terms and phrases
agriculture aquatic areas atmosphere beetles biological biomass carbon carbon cycle chemical clear-cutting climate coastal Coleoptera concentrations conifer crop cycle Defoliator density distribution disturbance diversity dryland farming Ecology ecosys ecosystems effects eggs endemic energy environment environmental evapotranspiration example extinction factors feeding fire fish fishery foliage forage forest canopy freshwater Galápagos gases gene banks genetic germplasm global grasslands grazing greenhouse growth habitats herbivores human important increase insects interactions intertidal introduced species invertebrates islands keystone species krill lakes land landscape larvae Lepidoptera levels major marine methane native natural North America nutrients occur ocean organisms patches patterns pest plant species population potential precipitation predators processes production radiation range regeneration region relatively reproduction result rivers roots savannas seed seedlings shrublands soil structure successional surface survival temperature terrestrial tion trees tropical variation vegetation wetland wetland animals zebra mussels zone