本技术指南由联合国粮食及农业组织（粮农组织）与《联合国防治荒漠化公约》共同编写，并吸纳了若干利益攸关方的意见和建议，旨在将《国家粮食安全范围内土地、渔业和森林权属负责任治理自愿准则》（《权属自愿准则》）纳入《公约》的执行和土地退化零增长目标，为荒漠化、土地退化和干旱应对工作开启了新的篇章。

This book is intended as a basic information kit that tells “the story” of desertification, land degradation and drought at the global scale, together with a comprehensive set of graphics.

Previously in China, all land was controlled by the communes. Over the past twenty years, with the break up of the communes, new land tenure arrangements have given greater control over land to individual households.