hii Harsh ,

According to official site total seat present in M.Sc. agriculture nearly around 60 . For specific seat matrix , you need to visit -https://www.google.com/url?sa=t&source=web&rct=j&url=http://www.bhu.ac.in/ias/Ordinancesgoverning.pdf&ved=2ahUKEwjTg6j9lMrjAhWZ6XMBHQs1CAwQFjAAegQIAhAC&usg=AOvVaw1j_CoBRTFPJ9lsTrV74mvo

hope it help!!