Degradation Studies on Benzoxazinoids. Soil Degradation Dynamics of (2 R)-2-O-B-D-Glucopyranosy l-4-hydroxy-(2 H)-1,4-benzoxazin-3(4 H)-one (DIBOA-Glc) and Its Degradation Products, Phytotoxic Allelochemicals from Gramineae

(Macías, Francisco A.; Oliveros, Alberto; Marín, David; Castellano, Diego; Simonet, Ana M. and Molinillo G., José M.)

Structure-Activity Relationship Studies of Benzoxazinones and Related Compounds. Phytotoxicity on Echinochloa crus-galli (L.) P. Beauv

(Macías, Francisco A.; Chinchilla, Nuria; Varela, Rosa M.; Oliveros, Alberto; Marín, David; and Molinillo G., José M.)


Abstract


Echinochloa crus-galli…

Degradation Studies on Benzoxazinoids. Soil Degradation Dynamics of 2,4-Dihydroxy-7-methoxy-(2 H)-1,4-benzoxazin-3(4 H)-one (DIMBOA) and Its Degradation Products, Phytotoxic Allelochemicals from Gramineae

(Macías, Francisco A.; Oliveros, Alberto; Marín, David; Castellano, Diego; Simonet, Ana M. and Molinillo G., José M.)

Abstract

Aim We tested the hypothesis that exclusion from fire and cattle is responsible for the increase in tree cover in open savanna vegetation.

Location Four plots in open savanna vegetation from the Calabozo region in central Venezuela…

Contenido



Editorial


Estudios




La memoria filmada: América Latina a través de su cine. El cine como fuente para la historia y recurso pedagógico en la enseñanza de la historia de América.

International Journal of Computers Issue 3, Volume 1, 2007, 102-108, anamunoz@ula.ve, The intelligent Databases (IDB) are originated from the integration of databases technologies with artificial intelligence
technologies. The IDB are characterized by the presence of stored rules in a rules…

http://www.naun.org/journals/m3as/2008.htm, We propose a new perspective on the identification of linear dynamic system using structural similarity. The proposal consists in the meaningful exploration of each model, specifically behavior of the state variable.
The decomposition of the behavior of a state…

Artículo publicado en: Journal of Ecology (1991), 79, 345-356., juan_silva004@hotmail.com, trevisan@ula.ve, Nivel monográfico

Artículo publicado en: Journal of Tropical Ecology (2001). Cambridge University Press., Seed production and soil seed bank in three evergreen woody species from a neotropical savanna
(Azócar, Aura; García, Nuñez, Carlos and Silva, Juan F. )

Vesicle size and transmitter release at the frog
neuromuscular junction when quantal acetylcholine content
is increased or decreased.(Van der Kloot William , Molgó Jordi , Cameron Roger and Colasante Cesare.)
This papers was published on Journal of Physiology (2002),…