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Nas espécies tropicais a ocorrência de dormência é freqüente, causando germinação lenta e desuniforme. Para superar esta dormência tratamentos como escarificação em superfície abrasiva e água quente t... ...

Repository: BDPA     Publication year: 2006

Caryocaraceae (Piquia) is an Amazonian tree species of great economic and ecological importance in the region, which is characterized by having a slow and uneven seed germination, as a result of sever... ...

Repository: BDPA     Publication year: 2011

The presence of dormant seeds makes it difficult to evaluate physiological quality and requires the use of appropriate methods in order to break seed dormancy. The objective of this study was to evalu... ...

Repository: BDPA     Publication year: 2016

Pre-harvest sprouting (PHS) damage leads to occasional massive losses in all wheat producing areas, causing downgrading of grain quality, that severely limits' end-use applications and results in ;sub... ...

Repository: BDPA     Publication year: 2006

The successful use of native species in conservation actions depends on basic knowledge of their biology, beginning with the identification of regenerating individuals in the field, up to the behavior... ...

Repository: BDPA     Publication year: 2021

ABSTRACT: In this study, the aim was to determine the influence of potassium nitrate, using different concentrations and immersion times on the dormancy of the seeds of Brachiaria humidicola cv. ?BRS... ...

Repository: BDPA     Publication year: 2017

A impermeabilidade do tegumento das sementes é um fenômeno observado em várias espécies tropicais. Essa condição causa germinação baixa e desuniforme. O presente estudo objetivou identificar métodos p... ...

Repository: BDPA     Publication year: 2016

A impermeabilidade do tegumento de sementes a água é um mecanismo comum em Fabaceae. Tratamentos utilizados para superação da dormência consistem de escarificação com ácido sulfúrico, escarificação em... ...

Repository: BDPA     Publication year: 2009

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