EFFECT OF FEEDING UREA ON DIGESTIBILITY, BEHAVIOUR, PLASMA UREA NITROGEN, AND GROWTH PERFORMANCE OF WEANED HOLSTEIN DAIRY CALVES - Rafay Ahmed Khan; Muhammad Tariq Javed; Arooj Fatima; Muhammad Zahid Iqbal; Saima Naveed; Muhammad Naveed-Ul-Haque; Khalid Abdul Majeed; Muhammad Ahmad; Nisar Ahmad; Ghazanfar Ali Chishti (Journal of Animal and Plant Sciences, 2025)