Studies on Physico-chemical changes during growth and development of ber (Ziziphus mauritiana Lamk.) fruit cv. " Narendra Ber Selection- 2" comprised of three sets of experiments. Under first experiment pattern of physical changes in ber fruits after fruit setting till maturity were recorded. Under second experiment biochemical constituents of fruits at different stages of growth and development were analyzed. However, in third experiment maturity indices of ber fruits at right stage for its harvesting were determined.