Grain yield, carbon isotope discrimination and mineral content in mature kernels of barley under irrigated and rainfed conditions A. Febrero, J. Bort, J. CatalĂ , P. Marzabal, J. Voltas and JL ArausAgronomie, 14 2 (1994) 127-132DOI: https://doi.org/10.1051/agro:19940208