Linking Land Quality, Agricultural Productivity, and Food Security

摘要: Land quality and land degradation affect agricultural productivity, but quantifying these relationships has been difficult. Data are limited, impacts sensitive to the choices that farmers make. Summarizing new research by economists, soil scientists, geographers, this report explores extent which how farmers' responses influenced economic, environmental, institutional factors, whether poses a threat productivity growth food security. Results suggest does not threaten security at global scale, pose problems in areas where soils fragile, property rights insecure, have limited access information markets.