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Vol 28, No 1 (2001)

Table of Contents

Research Paper

Prostaglandin synchronization during the early postpartum period in the reproductive performance in high producing dairy cows
F. Gonzalez, F. Bas, N. Cáceres, E. Rahaussen
7-14
Usle erosion model evaluation on six locations between IV and IX Region of Chile.
R. Honorato, L. Barrales, I. Peña, F. Barrera
15-22
Productive response of broiler chickens to exogenous enzyme combinations added to diets based on corn or triticale
M. Camiruaga, F. Garcia, R. Elera, C. Simonetti
23-36
Study of two methods used to quantify the berry firmness of Thompson seedless grapes.
A. Vargas, J. Pérez, J. P. Zoffoli, A. Pérez
37-42
Projected value of prevented agricultural production damage in the Mapocho river basin due to ozono level control.
J. Cancino, G. Donoso
43-54

Research Notes

Pre-selection of Rhizobium leguminosarum bv. viceae stains in forage vetch for use as green manure.
H. Urzúa, J. M. Urzúa, R. Pizarro
3-6