SILVEIRA, G. L.; http://lattes.cnpq.br/7709098527199188; SILVEIRA, Gian Libânio da.
Abstract:
The objective of this research was to compare the morphometric measurements of rumen
papillae and small intestine of crossbred goats from Boer and Savana mestizos, submitted
to two different feeding management. We sought to investigate also the feeding, as
external factor, promotes significant changes on these structures. For the experiment,
samples were used Rumen and Small Intestine 24 goats, not neutered, divided into four
groups of 06 animals each, separated by different biotypes and type of feed management
(½ Boer X Management 1; ½ Savana X Management 1; ½ Boer X Management 2 and ½
Savana X Management 2). The animals are products of crossing with no defined breed
and caprine were slaughtered to 160 days of life. The samples of rumen and small
intestine were fixed, processed, the sections were utilized for morphometric evaluation of
rumen papillae (height and width), the villi (height) and intestinal crypts (depth). The
variables were confronted by the analysis of variance ANOVA and submitted to Tukey
test. With significance index of P<0.05, it was not observed statistical differences
between the variables studied.