Research Article

Inheritance of Nitrogen Use Efficiency in Inbred Progenies of Tropical Maize Based on Multivariate Diallel Analysis

Figure 1

GGE biplot of univariate analysis (a) and multivariate analysis (b) with the first two principal components of GCA + GCA × Envir, corresponding to the representation of the eleven parents in two environments under high N and low N. In these figures, Amb, Alto, and Baixo refer to environment, high and low, respectively.
(a) GGE biplot
(b) GGE biplot