Controle interno de qualidade na Sementes São Francisco Rio Verde - Go

Abstract

To provide soybean farmers with quality and quantity demanded, the seed companies should implement efficient internal quality control processes to assess the constantly germination and seed vigor. This study aimed to verify the internal quality control process in soybean seed company, in Rio Verde, Goiás. The essay was carried out in laboratory of a seed company in the Rio Verde-GO city. Were used 271 soybean seeds lots of the cultivar IN 5909 RG, category S1 cultivated in the agricultural year of 2014/2015. The tests evaluated were tetrazolium test with preconditioned for 16 hours, accelerated aging test for 72 hours, standard germination test, soil test and emergence in sand. The results showed that the accelerated aging test and tetrazolium test are reliable for use in intern quality control of soybean seeds lots. It has concluded that the lots had satisfactory vigor and viability, however, the germination test 180 days after harvested decreased in viability.