J. Balcells

发表

Study of nitrogen fluxes across conventional solid floor cubicle and compost-bedded pack housing systems in dairy cattle barns located in the Mediterranean area: Effects of seasonal variation.

D. Villalba, A. R. Seradj, J. Balcells, 2020, Journal of dairy science.

The effect of lactating rabbit does on the development of the caecal microbial community in the pups they nurture

M. Fondevila, N. McEwan, L. Abecia, 2007, Journal of applied microbiology.

On the variation of urinary excretion of creatinine and purine derivatives in pregnant and lactating ewes given diets with different protein contents

J. Balcells, J. Guada, C. Dapoza, 1999 .

Effect of intravenous glucose infusion on metabolism of portal-drained viscera in sheep fed a cereal/straw-based diet.

C. Seal, J. Balcells, D. Parker, 1995, Journal of animal science.

Effects of an extract of plant flavonoids (Bioflavex) on rumen fermentation and performance in heifers fed high-concentrate diets.

M. Devant, A. R. Seradj, J. Balcells, 2012, Journal of animal science.

Simultaneous determination of allantoin and oxypurines in biological fluids by high-performance liquid chromatography.

J. Balcells, J. Guada, D. Parker, 1992, Journal of chromatography.

Effect of litter size and bacitracin administration on tissue protein synthesis of lactating rabbit does.

G. Lobley, M. Fondevila, N. McEwan, 2011, Animal : an international journal of animal bioscience.

Influence of dietary rumen-degradable protein supply on rumen characteristics and carbohydrate fermentation in beef cattle offered high-grain diets.

J. Balcells, C. Castrillo, S. Martín-Orúe, 2000 .

The effect of Bioflavex ® and its pure flavonoid components on in vitro fermentation parameters and methane production in rumen fluid from steers given high concentrate diets

M. Fondevila, D. Villalba, L. Abecia, 2014 .

Effect of carbohydrate source on microbial nitrogen recycling in growing rabbits

A. Belenguer, A. Belanche, L. Abecia, 2012 .

The effect of medicated diets and level of feeding on caecal microbiota of lactating rabbit does

G. Lobley, M. Fondevila, N. McEwan, 2007, Journal of applied microbiology.

Gas production from straw incubated in vitro with different levels of purified carbohydrates

M. Fondevila, J. Balcells, C. Castrillo, 2002 .

Caecotrophes intake in growing rabbits estimated either from urinary excretion of purine derivatives or from direct measurement using animals provided with a neck collar: effect of type and level of dietary carbohydrate

M. Fondevila, C. Torre, A. Belenguer, 2002 .

Effect of ammonia treatment and carbohydrate supplementation of barley straw on rumen liquid characteristics and substrate degradation by sheep

M. Fondevila, J. Balcells, J. Guada, 1994 .

Rumen digestion of ensiled apple pomace in sheep: effect of proportion in diet and source of nitrogen supplementation

J. Balcells, J. Gasa, J. Guada, 1992 .

Effects of post-ruminal fermentation on the faecal and urinary excretion of purines

J. Surra, J. Balcells, J. Guada, 1997 .

Renal and salivary clearance of purine derivatives in sheep

J. Surra, J. Balcells, J. Guada, 1997 .

Urinary excretion of allantoin and allantoin precursors by sheep after different rates of purine infusion into the duodenum

J. Balcells, J. Gasa, J. Guada, 1991, The Journal of Agricultural Science.

Contribution of dietary nitrogen and purine bases to the duodenal digesta: comparison of duodenal and polyester-bag measurements

J. Pérez, J. Balcells, J. Guada, 1997 .

Urinary excretion of purine derivatives and prediction of rumen microbial outflow in goats

A. Belenguer, J. Balcells, Manuel Gonzalez-Ronquillo, 2002 .

Purine metabolite concentrations in portal and peripheral blood of steers, sheep and rats.

C. Seal, J. Balcells, D. Parker, 1992, Comparative biochemistry and physiology. B, Comparative biochemistry.

Modelling purine derivative excretion in dairy goats: endogenous excretion and the relationship between duodenal input and urinary output.

A. Belenguer, J. Balcells, M. Mota, 2008, Animal : an international journal of animal bioscience.

Quantification and chemical composition of mixed bacteria harvested from solid fractions of rumen digesta: effect of detachment procedure

J. Balcells, C. Castrillo, S. Martín-Orúe, 1998 .

Endogenous purine and pyrimidine derivative excretion in pregnant sows

J. Balcells, J. Guada, C. Castrillo, 1995, British Journal of Nutrition.

Rumen digestion and urinary excretion of purine derivatives in response to urea supplementation of sodium-treated straw fed to sheep

J. Balcells, J. Gasa, J. Guada, 1993, British Journal of Nutrition.

Effect of Physiological Status on Endogenous Excretion of Purine Derivatives in Cattle

J. Balcells, Manuel Gonzalez-Ronquillo, S. Martín-Orúe, 2004 .

Microbial nitrogen production in growing heifers: direct measurement of duodenal flow of purine bases versus urinary excretion of purine derivatives as estimation procedures

M. Fondevila, J. Balcells, J. Guada, 2000 .

Aspectos básicos del metabolismo ruminal del nitrógeno

J. Balcells, Carlos Castrillo, 2002 .

Validation of use of purine bases as a microbial marker by 15 N labelling in growing lambs given high-concentrate diets: effects of grain processing, animal age and digesta sampling site

J. Balcells, J. Guada, C. Castrillo, 2005 .

Composition of liquid-and particle-associated bacteria and their contribution to the rumen outflow

M. Fondevila, J. Pérez, J. Balcells, 1998 .

In vitro microbial digestion of straw cell wall polysaccharides in response to supplementation with different sources of carbohydrates

M. Fondevila, J. Balcells, C. Dapoza, 2000 .

Microbial contribution to duodenal purine flow in fattening cattle given concentrate diets, estimated by purine N labelling ( 15 N) of different microbial fractions

J. Surra, J. Balcells, J. Guada, 2004 .

In situ ruminal degradability and intestinal digestion of raw and extruded legume seeds and soya bean meal protein.

J. Balcells, E. Solanas, J. Guada, 2005, Journal of animal physiology and animal nutrition.

Urinary excretions of purine derivatives and nitrogen in sheep given straw supplemented with different sources of carbohydrates

M. Fondevila, J. Surra, J. Balcells, 1993 .

Excretion of endogenous and exogenous purine derivatives in sheep: effect of increased concentrate intake

J. Balcells, J. Cebrián, S. Martín-Orúe, 1998, British Journal of Nutrition.

MOLECULAR PROFILING OF THE MAJOR BACTERIAL SPECIES IN THE RABBIT CAECUM AS AFFECTED BY THERAPEUTICAL DOSES OF ANTIBIOTICS

M. Fondevila, L. Abecia, J. Balcells, 2004 .

Effects of substitution of barley with citrus pulp on diet digestibility and intake and production of lactating ewes offered mixed diets based on ammonia-treated barley straw

M. Fondevila, J. Balcells, J. Guada, 2004 .

Comparison of two beef fattening diets: concentrate and straw vs. Total Mixed Ration.

D. Villalba, A. R. Seradj, J. Balcells, 2013 .

Ruminal microbiota is associated with feed-efficiency phenotype of fattening bulls fed high-concentrate diets

D. Villalba, A. R. Seradj, J. Balcells, 2021, Animal Production Science.

Alternative methodologies to estimate ingestion of caecotrophes in growing rabbits

M. Fondevila, A. Belenguer, L. Abecia, 2008 .

Urinary excretion of purine derivatives as an index of microbial-nitrogen intake in growing rabbits

J. Ganuza, J. Balcells, S. Martín-Orúe, 1998, British Journal of Nutrition.

Urinary purine derivative excretion in swamp buffaloes after duodenal purine base infusion

N. Abdullah, J. Balcells, O. Pimpa, 2003 .