1.
Saadat S. Investigation of Effective Factors on Calving Interval of Cows in Faryab Province. Int. j. res. appl. sci. biotechnol. [Internet]. 2021 Mar. 31 [cited 2026 Oct. 24];8(2):63-8. Available from: https://www.ijrasb.com/index.php/ijrasb/article/view/43