Geographic and vertical patterns of stable carbon isotopes in tropical rain forest soils of Costa Rica

Agriculture & Biology

• carbon isotopes 91%
• tropical rain forests 90%
• forest soils 89%
• Costa Rica 82%
• stable isotopes 80%
• soil carbon 62%
• soil 39%
• vegetation 28%
• soil composition 17%
• mineral soils 16%
• forest litter 14%
• fine roots 14%
• particle size distribution 14%
• soil profiles 14%
• carbon nitrogen ratio 13%
• plant litter 13%
• tracer techniques 12%
• rain forests 12%
• regression analysis 11%
• pastures 10%
• grasses 9%
• biomass 7%

Earth & Environmental Sciences

• tropical rain forest 100%
• forest soil 77%
• carbon isotope 72%
• isotopic composition 66%
• stable isotope 65%
• soil carbon 45%
• soil surface 28%
• litter 20%
• turnover 20%
• vegetation 19%
• soil 18%
• fine root 14%
• forest floor 12%
• multiple regression 10%
• pasture 10%
• soil profile 10%
• grass 9%
• tracer 8%
• particle size 7%
• rate 7%
• biomass 6%