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Biometria e qualidade fisiológica de sementes de diferentes matrizes de Tabebuia chrysotricha (Mart. Ex A. DC.) Stand I.
(2009-06-01)
This study aimed to determine the variation in biometric and physiological quality traits of seeds proceeding from different mother trees of Tabebuia chrysotricha (Mart. ex. A. DC.) Standl. Biometric traits were determined ...
Longevity of seeds and soil seed bank of the Cerrado tree Miconia chartacea (Melastomataceae)
(2015-12-01)
Miconia chartacea is a widely distributed tree in Brazil, occurring at altitudes ranging from 300 m to 1900 m in the Caatinga, Cerrado and Atlantic Forest biomes. In this work we attempted to classify M. chartacea seeds ...
Tests of vigour in seeds of Guazuma ulmifolia Lam.Testes de vigor em sementes de Guazuma ulmifolia Lam.
(2008-01-01)
The work had as objective to verify the efficiency of vigour tests for identification of the physiologic potential in four lots of seeds of Guazuma ulmifolia Lam. The study was developed at the Laboratory of Seed Analysis ...
Optimising tetrazolium test procedures to evaluate the physiological potential of peanut seeds
(Ista-int Seed Testing Assoc, 2012-01-01)
The tetrazolium test stands out as an evaluation method in determining seed physiological potential due to the diversity of the information provided. Nonetheless, efficiency depends on following appropriate procedures, ...
Imbibition and vigor of chemically scarified Poncirus trifoliata seeds
(Association of Official Seed Analysts and the Society of Commercial Seed Technologists, 2018)
Poncirus trifoliata is the most important rootstock in citrus production in Argentina. The seeds exhibit slow and uneven germination due to physical dormancy associated with the presence of seed coats. The objectives of ...
Fruit and seed morfometry, seed germination and seedling vigor of Parkia gigantocarpa
(2020-01-01)
The objectives of this work were to characterize fruits and seeds and evaluate seed germination and seedling vigor from fifteen parent plants of Parkia gigantocarpa Ducke. The fresh weight, length, width, and thickness of ...
Testes para avaliar o potencial fisiológico de sementes de beterraba
(Universidade Estadual Paulista (Unesp), 2006-03-27)
The use of vigor tests is essential to evaluate the physiological potential of seed lots produced and selled by a company. The work, separated in two stages, aimed to study different vigor tests to evaluate the physiological ...
Infecção por fusarium graminearum e fusarium verticillioides em sementes de milho
(2014-01-01)
The previous knowledge of the infection process and pathogens behavior, for evaluating the physiological potential of maize seeds, is essential for decision making on the final destination of lots that can endanger sowing. ...
Water absorption and method improvement concerning electrical conductivity testing of Acacia mangium (Fabaceae) seeds
(Universidad de Costa Rica, 2016)
Efeito da temperatura na germina̧ão de sementes de Sebastiania commersoniana (Baillon) Smith & Downs separadas pela colora̧ão do tegumento
(2005-12-01)
Sebastiania commersoniana (Euphorbiaceae) is a tree species of riparian forests in Brazil. Seeds of this species released from mature fruits have heteromorphy in coat colour: dark (dark-brown to black), striated (dark with ...