Qualidade fisiológica de sementes de arroz submetidas à radiação gama

Colheita, beneficiamento e controle de qualidade de sementes de nabo forrageiro

The oil radish siliques maturation occurs in a non-uniform way, which makes it difficult to define the ideal harvesting time in order to produce high quality seeds. In addition, the high lipid content of the seed may hamper its preservation. To evaluate the effect of the maturation stage at harvesting on the physiological quality and chemical composition of the oil radish seeds stored under dif...

Teste De Tetrazólio Em Sementes De Abobrinha

The objective of this research was to develop an appropriate tetrazolium methodology for viability and vigor evaluation of squash seeds. The following procedures were tested for preconditioning of the seeds: moistening in wet paper towel for 16 to 24h at 25°C; immersion in water for 15, 30 and 60 minutes at 40°C for tegument removal, and for 30 and 60 minutes for removal of the embryo surroundi...

Adaptation du Virus de l'Echtyma Contrgieux à la Culture de Cellules de Singe

Gerência de Conhecimento de Qualidade de Software

Software development is an expanding activity. Responding to its needs efficiently, with quality and low cost demands an intense learning, to prevent the repetition of the same mistake twice. One way to meet this goal consists of capturing organization’s knowledge and makes it available to all their members through the use of knowledge management systems. In this paper, we discuss the importanc...

Qualidade nos Sistemas de Informação: da Teoria à Prátrica

Tendo como base os conceitos te6ricos conhecidos, cofocamo-nos numa perspectiva eminentemente pratics para descrever as actividades desenvofvidas na Area da Quafidade da Direc9&o de Desenvo!vimento de Sistemas da EDINFOR, com o objectivo de impfementar um Sistema de Garantfa da Qualidade. Referimos as normas ja aprovadas, barn como o processo adoptado para a sua impfementaao; as ferramentas est...