Rumen cannulation is the reference method for collection of representative samples of
rumen digesta. However, it is not always viable, which obliges to depend on less invasive
techniques, such as stomach tubing. The aim of this work was to study if the differences in
fermentation parameters and rumen microbial populations observed between species
(sheep and goats), diets (forage and forage plus concentrate) and sampling times (pre-and
post-feeding) are consistent when collecting the samples through stomach tube or rumen …