Faculty of Agronomy Journal
University of Zulia

Maracaibo, july-august de 2000. Vol. 17, No. 4.

Crop production

Effect of different concentrations of cactus dato, cactus lefaria, spanish tuna and PAM over some properties of a Quibor-Lara soil.
M. Henríquez R., F. Montero, O. Rodríguez y A. Hernández.

Effect of integration methods mechanical, physical and chemical on cucumber Cucumis sativus L. yield under the Maracaibo plateau condition.
W. Gutiérrez, C. Medrano, Y. Villalobos, E. Acosta, J. Gomez, G. Fernández, J. Báez,
B. Medina y R. Villalobos.

Effects of vinasse on sugarcane (Saccharum officinarum) productivity.
J. Gómez y O. Rodríguez

Effect of the Southern bean mosaic virus on three yield components in the bean variety (Phaseolus vulgaris L.) `U.C.V. Manuare´ and its seed transmission.
O. Mora N., O. Borges y G. Trujillo.

Animal production

Effect evaluation of multinutritional blocks with and without implant on liveweight gain on steers.
C. Araque, G. Arrieta y E. Sandoval.

Inoculation effect of native and introduced Rhizobium stumps on the nitrogen fixation in the leucaena (Leucaena leucocephala (Lam) of Wit).
J. J. Rincón, T. Clavero, R. Razz, S. Pietrosemoli, F. Mendez-Castro y N. Noguera.

Intake and digestibility of tropical grasses in steers with nitrogen supplementation and Saccharomyces cerevisiae.
R. Rojo R, G. D. Mendoza M, C. M. García B, J. R. Bárcena G y E. M. Aranda I.