This study was conducted to investigate the use cryopreserved bovine sperm treated with Heifer-PlusTM Prefreeze kit and its effect on pregnancy rates calf sex ratio embryonic death. abortion. stillbirth and twinning rates in Holstein Friesian cows A total of 120 Holstein Friesian cows were enrolled in this study. Sixty cows were artificially inseminated (AI) whit cryopreserved bovine ... https://countryscenesaddleryandpetsuppliers.shop/product-category/saddle-pad/