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Table 1 Eigenvectors of a principal components analysis derived from a colorimetric analysis of connexivum and wing for T. infestans adults collected in Cruz del Eje, Cordoba Province, Argentina

From: Characterization of melanic and non-melanic forms in domestic and peridomestic populations of Triatoma infestans (Hemiptera: Reduviidae)

Structure

Channel color

PC1 (49.54%)

PC2 (45.77%)

Wing

Red

0.441

− 0.363

Green

0.457

− 0.371

Blue

0.447

− 0.357

Connexivum

Red

0.365

0.442

Green

0.379

0.452

Blue

0.346

0.452

  1. Abbreviations: PC1, principal component 1; PC2, principal component 2