This paper covered the zinc content and the factors affecting zinc availability in brown red soil from the angle of improving human Zn-nutrition, pointing out that the soil was rich in zinc element.

• 从改善人体锌营养状况的角度，阐述了棕红壤区土壤中的锌含量及其影响锌有效性的多种因素。指出棕红壤区土壤锌资源较为丰富。