Roberto SR, Sato AJ, Brenner Éverton A, Santos CE dos, Genta W. Phenology and thermal summation (degree days) for ’Isabel’ grape (Vitis labrusca) produced in the Northwest of Parana State. Semina: Ciênc. Agrár. [Internet]. 2004 May 30 [cited 2026 Apr. 26];25(4):273-80. Available from: https://ojs.uel.br/revistas/uel/index.php/semagrarias/article/view/2250