Gordin, Carla Regina Baptista, Silvana de Paula Quintão Scalon, and Tathiana Elisa Masetto. 2015. “Substrate Water Availability and Seed Water Content on Niger Germination”. Pesquisa Agropecuária Tropical [Agricultural Research in the Tropics] 45 (3). Goiânia:312-18. https://revistas.ufg.br/pat/article/view/35337.