1 Animal Genetics Division IVRI, Iztnagar, Bareilly (U.P.) 243 122.
2 NBAGR, PO. Box. No.129, Karnal, Haryana 132001.
The present investigation was undertaken to study the sperm dimensional characteristics of Rathi cattle. The overall averages of different spermatozoal dimensions alongwith their standard deviations were found as: head length, 10.044±0.643 μ; head width, 5.460±0.399 μ; head base, 2.712±0.300 μ; head shape, 1.814±0.193; head area, 38.552±0.680 μ2; acrosomal cap length, 5.179±0.290 μ; acrosomal cap width, 4.947±0.400 μ; tail length, 62.890±4.219 μ and toal length, 72.172±4.553 μ.