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Table 3 Principal component analysis for seed chemical composition of chickpea and peanut local landraces

From: Variations in level of oil, protein, and some antioxidants in chickpea and peanut seeds

Variable Chickpea Peanut
PCA1* PCA2 PCA1 PCA2
Oil 0.097 0.647 0.579 −0.024
Proteins −0.485 −0.336 −0.600 0.220
P phy** −0.356 −0.450 0.443 0.522
GSH −0.522 0.449 −0.213 0.763
Phenolics −0.597 0.254 0.250 0.313
Explained variance 1.971 1.732 2.329 1.157
Proportion of total variance (%) 39.40 34.60 46.60 23.10
  1. *Synthetic variables: PCA1, principal component axis 1 and PCA2, principal component axis 2. PCA, principal component analysis; **P phy, phytic P; GSH, glutathione.