@article{002821739, title = "Effects of early-weaning and body condition score (BCS) at calving on reproductive performance of spring calving cows", author = "Purvis, H.T.I.I. and Floyd, C.R. and Lusby, K.S. and Wettemann, R.P.", year = "1995", journal = "Animal Science Research Report Agricultural Experiment Station, Oklahoma State University ( P-943)", pages = "68-74", url = "https://eurekamag.com/research/002/821/002821739.php" }