摘要:The aim of the study was to determine effect of local feed on the production and quality of duck eggs in Tanjungpinang, Riau Islands. This study was conducted in Juli 2020 in Dompak Village, Tanjungpinang City. The material of research were Mojosari duck ages 38-48 weeks and local feed (feed A, B and C). This study used a non-experimental design using a survey method. Sampling using purposive sampling method. The parameter measured were egg weight, shell weight, shell thickness, yolk color and egg production. The data obtained were then compared to the average using the Mann-Whitney test. The results showed that the ration A treatment was not significantly different from ration B (P>0,05) but both were significantly different from ration C (P0,05). The highest duck egg production was obtained from ration B, which was 80 eggs per day. The conclusion of this study is that the treatment of local feed-based rations can affect the physical quality of Mojosari duck egg.