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José Leiton, Laura Brenes , Lorena Uribe-Lorío
Objetivo: Investigar técnicas biológicas para purificar biogás. Metodología: El biogás con bajo contenido de dióxido de carbono fue burbujeado en dos soluciones acuosas que contenían cianobacterias filamentosas de diferentes cepas de Leptolyngbya sp. Lue...
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Sergio Donoso, Karen Peña-Rojas, Cristian Pacheco, Sergio Durán, Rómulo Santelices, Cristóbal Mascaró
Pág. 273 - 283
Acacia caven (Mol.) Mol. (Leguminosae), generally known as ?espino,? is one of the most common tree species in the Mediterranean region of Chile. This species grows in nutritionally poor soils with low water availability during the summer, so it is very ...
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Erwin Yañez-Mansilla, Paula Cartes, Marjorie Reyes-Díaz, Alejandra Ribera-Fonseca, Miren Alberdi
Pág. 61 - 70
Nitrogen (N) is an essential nutrient for photosynthesis and may influence phenolic compound synthesis in higher plants. The effect of different amounts of N (0 to 38 mM) provided on a short-term (4 d) basis on the photosynthetic and antioxidant performa...
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Alfonso Aguilera, Rodrigo Neculmán, Ramón Rebolledo
Pág. 81 - 88
In La Araucanía, the filbert aphid Myzocallis coryli (Goeze) is a pest that can cause various types of damage to hazelnut (Corylus avellana L.) including reduction in nut size and nut emptiness. M. coryli can also leave hazel leaves susceptible to the fu...
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Maria R. Rocha-Pereira, Antônio E. Klar, Dagoberto Martins, Guilherme S. Ferreira de Souza, Juana Villalba
Pág. 211 - 220
This project aimed to measure the control efficiency of Acetil Coenzime A Carboxilase (ACCase)-inhibiting herbicides post-emergence applied to Urochloa decumbens (Stapf) R.D. Webster under different soil water contents. The experiment was conducted in...
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Horacio E. Bown, Euan G. Mason, Peter W. Clinton, Michael S. Watt
Pág. 451 - 464
Chlorophyll fl uorescence responses to a factorial combination of nitrogen (N) and phosphorus (P) supply were measured in fi ve clones of Pinus radiata cultivated in a greenhouse over twenty-four months. Chlorophyll fl uorescence measurements were tak...
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Lorena Pizarro, Claudia Stange
Pág. 143 - 162
Carotenoids are colored terpenes synthesized in plants, algae and some yeasts and bacteria. In plants and algae, these lipophilic molecules exert functional roles in hormone synthesis, photosynthesis, photomorphogenesis and photo...
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