Frequency of oestrus signs and pregnancy rates in oestrus synchronised Kedah-Kelantan crossbred cows offered two metabolizable energy levels

gan A., Azizah, J., Ahmad, A. R., Ahmad Nazri, J., Saadiah, H., Yaakub
Cyhoeddwyd 2014

Pregnancy rate from timed-artificial insemination and natural service of oestrus synchronized Kedah-Kelantan and crossbred cows in two management systems

gan A, Azizah, O. M, Ariff, A. R., Ahmad Nazri, H., Wahid, J., Ahmad, J., Saadiah
Cyhoeddwyd 2014