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Vigor of cultivar BMX Potência RR of soybean during processing and storage periods

The aim of the present study was to evaluate the effect of soybean seeds during processing and storage. The experiment was conducted at Federal Institute of Goiás, Campus Rio Verde and the company Seeds Goiás. A completely randomized design was used according to the triple factorial scheme 6 x 2 x 4 (six stages of processing, two storage conditions and four storage times), with three replications. Seeds of soybean (Glycine max L.) Merrill cultivar BMX Potência RR were used. The seeds were evaluated during storage (0, 3, 6 and 9 months) as to moisture content, tetrazolium and emergence in sand. Data were analysed by analysis of variance and regression, adopting the 0.05 level of significance. It was concluded that: the processing of soybean seeds did not affect the physiological quality of soybean seeds and cultivar BMX Potência RR showed higher physiological quality by tetrazolium test (above 80%); although the vigor, germination and emergence remained high for nine months storage, the root length and number of normal young seedlings were negatively influenced by the weather. In climate chamber seeds showed higher viability depending on the moisture content of the product.

mechanical damage; storage conditions; Glycine max (L.) Merrill


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