Fig. 3. Biplot based on diallel data of eight landraces for whole plant yield. Codes for genotypes are: A, ARZM 17034; B, ARZM 03056; C, ARZM 01150; D, ARZM 03054; E, ARZM 16062; F, ARZM 16042; G, ARZM 19006; H, ARZM 01088. Genotypes are labeled with uppercase letters when viewed as entries and with lowercase letters when viewed as testers. ATC, average tester coordinate.