Rajabli, son of Ahmet Jabbar, was born in 1898 in Iravan. In 1923, he graduated from the Higher Experimental Agrarian Royal Institute in Italy. He was breeder geneticist, professor, academician of the Academy of Agriculture (VASKNIL). He knew Russian, German, French, Spanish, Italian, Persian and Greek languages.

In 1924–1930, Ahmad Rajabli was involved in the creation of the genetics, and in 1930–1936, he worked as a head of department at the Azerbaijan Agricultural Institute. In 1937, as a victim of Stalin’s repressions, he was exiled to Kolyma, and for 8 years he created a thermal farm and grew vegetables and obtained new varieties.

In 1945, A.Rajabli returned to Azerbaijan, engaged in teaching and science. In 1950, he was repressed again and exiled to Kazakhstan. After Stalin’s death, he was acquitted and returned to his homeland.

Ahmad Rajabli is the author of more than 100 scientific works and 24 monographs. His book “Productivity in Azerbaijan” was published twice. As a result of the scientific experiments carried out by A.Rajabli, new varieties of subtropical plants, walnuts, kernels and grains, nuts were obtained.

Ahmad Jabbar oglu Rajabli died in Moscow in 1963 and was buried in Baku.