Results 121 to 130 of about 19,710 (216)

Biolixiviación en columnas de sulfuros polimetálicos del yacimiento de Aznalcóllar (Faja Pirítica Ibérica). [PDF]

open access: yes, 1991
Una alternativa al tratamiento clásico de los sulfuros polimetálicos a través del circuito flotación diferencial - fundición es el desarrollo de procesos hidrometalúrgicos eficientes que permitan la extracción selectiva de cobre, plomo y zinc.
Concha, A.   +3 more
core   +1 more source

Editorial

open access: yesTechne Series: Research in Sloyd Education and Craft Science A, 2013
This Techne issue continues to present some of the common pedagogical themes of craft education although there is no one, unifying thematic topic. The present number consists of four articles.
Pirita Seitamaa-Hakkarainen
doaj  

Genome-wide circadian gating of a cold temperature response in bread wheat. [PDF]

open access: yesPLoS Genet, 2023
Graham CA   +3 more
europepmc   +1 more source

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