Sign inSubmit
Tips: “quotes” for a phrase · author:Lee · a DOI goes straight to its article

42 results for “Sulfur”
Set a search alert
Research ArticleOpen accessIn the abstractBioethanol Production from Rice StrawNutawan Yoswathana, Phattayawadee Phuriphipat, Pattranit Treyawutthiwat, Mohammad Naghi EshtiaghiProblem statement: Rice straw has been treated with different chemical (acid, alkali) and physical (subcritical water, ultrasound) methods to convert lignocellulose material to sugar. In addition enzyme treatment of pretreated samples has been applied to improve the conversion of lignocellulose material in sugar. Approach: Sulfuric acid at concentration of 1-9% was applied for acid treatment. For alkali treatment was sodium … …Energy Research Journal, Vol. 1, Issue 1 · 30 Jun 2010 · 18,056 accessesView PDFCite
Research ArticleOpen accessIn the abstractAccumulation and Movement of Four Potentially Toxic Elements in Soils Throughout Five Years, During and After Biosolid ApplicationMarta Susana Zubillaga, Raúl Silvio LavadoIn this research, we have studied the accumulation of four PTEs (Cadmium, copper, lead and zinc) during and after biosolid application, in two soils with different clay content and their eventual movement with depth. The study was performed in the Province of Buenos Aires, Argentina, on a Typic Argiudoll and on a Typic Hapludoll. Treatments were: control and biosolid application, … …American Journal of Environmental Sciences, Vol. 4, Issue 6 · 31 Dec 2008 · 6,206 accessesView PDFCite