Based on an analysis of Nongsang jiyao (Fundamentals of agriculture and sericulture), the oldest existent work on agriculture published by imperial decree, this article examines how the literati succeeded in obtaining their quality as experts in sericulture by their writings and imperial support. Four aspects will be discussed: a) the historical context of the Yuan period; b) the work of compiling and the careers of the principal authors and editors; c) the diffusion and the influence of the treatise; d) the construction of collective knowledge.