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Drought Tolerance Improvement in Tropical Maize Source Populations

Evidence of Progress

^a ENSA, 2 Place Viala, 34060 MONTPELLIER Cedex, France
^b CIMMYT, P.O. Box 6-641, 06600 Mexico D.F., Mexico
^c 52A Williams Street, Cambridge, New Zealand

View larger version (19K): [in a new window]   Fig. 1. Relationship between ears per plant and grain yield across cultivars within and across environments. *,**,*** Significant at P < 0.05, 0.01 and 0.001, respectively.

View larger version (18K): [in a new window]   Fig. 2. Relationship between tassel and stem dry weight at anthesis and maturity across cultivars, under drought conditions. **,*** Significant at P < 0.01 and 0.001, respectively.

View larger version (15K): [in a new window]   Fig. 3. Relationship between ear and tassel dry weight at anthesis across cultivars, under drought conditions. ** Significant at P < 0.01.

View larger version (19K): [in a new window]   Fig. 4. Relationship between ovule number at silking and abortion rate (calculated over the 30 first days after silking) under drought conditions. *** Significant at P < 0.001.

View larger version (18K): [in a new window]   Fig. 5. Relationship between abortion rate (calculated over the 30 first days after silking) and anthesis-silking interval across cultivars, under drought conditions. * Significant at P < 0.05.