Figure 1From: How effective are on-farm conservation land management strategies for preserving ecosystem services in developing countries? A systematic map protocolIllustrative theory of how conservation land management strategies may bring about change in ecosystem service provision. [Red] indicates conservation land management strategies; [Black] indicators; [Blue] ecosystem services; [+] indicates an increase; [-] indicates a decrease; thick solid lines are estimated relations referenced in the text; while dotted lines are proxies for ecosystem services. The box surrounding the figure indicates that all factors influence crop productivity.Back to article page