2018
DOI: 10.17265/2159-5828/2018.06.004
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Luiz Felipe Nicoleti Torrezan, Ana Dionisia da Luz Coelho Novembre

Abstract: The purpose of this study was to evaluate the relationship of tetrazolium salt testing to common indicators (milk line, black layer, dry matter) used to determine corn seed physiological maturity. The seeds used were the hybrids Pioneer 4285 and Dow 2B587. These hybrids were harvested 40 days after polinization (DAP), with 4-day intervals until 68 DAP. The harvested seeds were evaluated for viability and vigor (germination test, accelerated aging test and cold test). The parameters used to determine the physio…

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