1.
Ragán P. Examination of the chlorophyll content of maize hybrids of different maturity groups at different N fertiliser doses. Acta agrar. Debr. [Internet]. 2013 Feb. 10 [cited 2024 May 9];(51):159-62. Available from: https://ojs.lib.unideb.hu/actaagrar/article/view/2082