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Opala-INIA, a new spring bread wheat cultivar for the south central area of Chile.

Mario Mellado Z.1, Ricardo Madariaga B. y Denise Granger Z.

Opala-INIA is a spring bread wheat (Triticum aestivum L.) cultivar released by the Wheat Project at Quilamapu Regional Research Center, National Agricultural Research Institute (INIA), Chillán, developed from advanced material received from CIMMYT in 1991. It has been included in yield trials since 1994. It is a semi-dwarf wheat, 85 - 95 cm plant height, resistant to Puccinia striiformis and Puccinia recondita. In trials its grain yield has varied between 7 and 11 t ha-1. The quality index classified this variety for direct use in bread making.

Key words: spring wheat, Triticum aestivum, rust resistance.

1 Instituto de Investigaciones Agropecuarias, Centro Regional de Investigación Quilamapu, Casilla 426, Chillán, Chile. E-mail: mmellado@inia.cl.

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