Characterization of the development of cowpea cultivars and of the quantity and quality of proteins in their grains - Goncalves, Fabiola Vieira; Medici, Leonardo Oliveira; Fonseca, Marcos Paulo Santos da; Gaziola, Salete Aparecida; Lima, Gepatrik Rodrigues; Macedo, David Cabral; Azevedo, Ricardo Antunes (Pesquisa Agropecuária Brasileira, 2020)