天工開物

The work systematically documents practical technologies and rural crafts, providing detailed descriptions of crop varieties and cultivation methods, irrigation and field management, animal traction and farm tools, grain storage and pest remedies, plus textile and sericulture practices including mulberry cultivation, silkworm rearing and cocoon treatment. It organizes knowledge by material and process, combining classification of seeds and fibers with step-by-step instructions, seasonal timing, and local variations. Emphasis falls on hands-on techniques, problem prevention, and simple mechanical devices, aiming to transmit empirical know-how for food production, textile manufacture, and small-scale industry.