He was born in the Kur-Qaraqashli village of Salyan district on December 22, 1904. In 1927 he graduated from the
Azerbaijan Polytechnic Institute. In 1930-1932 he was a postgraduate student of the All-Union Institute of Animal Husbandry, a student of the prominent geneticist-breeder A.S. Serebrovsky. In 1956 he was elected a
corresponding member of
VASKhNIL. In 1932–1966 he worked as a head of Department of Animal Breeding and Genetics of the Azerbaijan Agricultural Institute, and from 1966 to 1980 as a Head of the Department of Genetics and Animal Breeding of the Institute of Genetics and Breeding of the
Academy of Sciences of the Azerbaijan SSR. The main works of Aghabeyli are related to the genetics and selection of buffaloes. He was the first to develop the doctrine of buffalo breeding, including genetics and selection of buffaloes, a scientific method for assessing their constitution, breeding techniques, fattening, artificial insemination, immunogenesis, embryogenesis and ecology. Aghabeyli also drew up plans for breeding work and detailed instructions for grading buffalo. Under the guidance of the scientist, a new breed of buffaloes "Caucasian" was bred and the first monographs and textbooks on genetics and selection of buffaloes in the USSR were published.{{cite journal Along with this, A. Aghabeyli laid the foundations for breeding the Azerbaijani mountain merino,{{cite book Aghabeyli published more than 200 scientific works, including books and textbooks published in Azerbaijan, Russia, India, Vietnam and other countries. He has prepared more than 50 candidates and doctors of sciences. == Family ==