Potassium, calcium and sodium levels on yield and mineral composition of tropical...

Preparation and characterization of P(VDF-TrFE) copolymers

Taxonomy, life cycle and population dinamic of Costalimaita ferruginea (Fabr., 1801)...

Not available

The place of the biological and the social in the perinatal morbimortality: a case...

Induced abortion: its incidence and characteristics; a study of women of childbearing...

Not available

Study of the interaction of porphyrin with melanin by optical spectroscopy

Evaluation of the in vitro antimicrobial activity of some species of Ipomoea

Integration of cultural, manual and chemical methods for weed control and grain yield...