Pollen Tube Growth Rates in Zea mays: Implications for Genetic Improvement of Crops

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Science  24 Oct 1980:
Vol. 210, Issue 4468, pp. 437-438
DOI: 10.1126/science.210.4468.437


Speed of pollen tube growth is positively correlated with the quality of the resultant sporophytic generation. Therefore, gametophytic competition may be an important adaptive mechanism. Furthermore, pollen tube growth rates may be used to predict the quality of F1 crosses in crop species.

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