The seasonality of forage production is one of the main challenges in semi-arid regions, where environmental conditions limit agricultural productivity. One promising option is the use of elephant grass ‘BRS Capiaçu’, together with deficit irrigation. This study evaluated the impact of different irrigation depths with brackish water (50%, 75%, 100% and 125% of the reference evapotranspiration – ET 0 ) on the productive, physio...

Introduction This study investigates the size composition of Brachyplatystoma vaillantii specimens caught by the Amazon industrial fleet, identifying spatiotemporal patterns and assessing the vulnerability of juveniles to fishing. Methods The research was conducted at the Amazon River mouth, using data collected by onboard scientific observers between 2008 and 2011, including catch records and length sampling of goliath catfis...

Ançã Limestone is a light-coloured, fine-grained Jurassic limestone traditionally extracted in the municipality of Cantanhede (Central Portugal). Owing to its softness, homogeneity, and capacity to retain fine sculptural details, it has become one of the most widely used ornamental and building stones in Coimbra from the Middle Ages to the present day. Its use is especially prominent in the architectural and sculptural ensembl...