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Economic evaluation of current and alternative dual-purpose cattle systems for smallholder farms in the central Peruvian highlands por Bartl, K., Mayer, A.C., Gómez, C.A., Muñoz, E., Hess, H.D., Holmann, Federico J.

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Effect of season, soil type and fertilizer on the biomass production and chemical composition of five tropical shrub legumes with forage potential por Tiemann, Tassilo T., Franco, LH, Peters, Michael, Frossard, Emmanuel, Kreuzer, M., Lascano Aguilar, Carlos Eduardo, Hess, H.D.

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Effect of freeze drying on in vitro ruminal fermentation dynamics of three tropical shrub legumes with and without condensed tannins por Tiemann, Tassilo T., Ávila Vargas, P., Lascano Aguilar, Carlos Eduardo, Kreuzer, M., Hess, H.D.

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Effect of supplementing tropical tannin-free and tanniniferous legumes to grass-fed sheep on the utility of their manure as nitrogen fertiliser por Tiemann, Tassilo T., Hincapié Carvajal, Belisario, Frossard, Emmanuel, Kreuzer, M., Hess, H.D.

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Effect of sward attributes on legume selection by oesophageal-fistulated and non-fistulated steers grazing a tropical grass-legume pasture por Hess, H.D., Kreuzer, M., Nosberger, J, Wenk, C, Lascano Aguilar, Carlos Eduardo

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Effects of Sapindus saponaria fruits on ruminal fermentation and duodenal nitrogen flow of sheep fed a tropical grass diet with and without legume por Abreu, A., Carulla, Juan E., Lascano Aguilar, Carlos Eduardo, Díaz, T.E., Kreuzer, M., Hess, H.D.

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In vitro evidence for the importance of cultivation conditions on the effects of Calliandra tannins on ruminal escape of soybean protein and its post-ruminal degradability por Tiemann, Tassilo T., Cortés, J.E., Pabon, ML, Hess, H.D., Kreuzer, M., Carulla, Juan E.

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Influence of cultivation site and fertilisation on the properties of condensed tannins and in vitro ruminal nutrient degradation of Calliandra calothyrsus, Flemingia macrophylla an... por Tiemann, Tassilo T., Franco, LH, Ramírez, G., Kreuzer, M., Lascano Aguilar, Carlos Eduardo, Hess, H.D.

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Nutrient composition and in vitro ruminal fermentation of tropical legume mixtures with contrasting tannin contents por Sturm, CD, Tiemann, Tassilo T., Lascano Aguilar, Carlos Eduardo, Kreuzer, M., Hess, H.D.

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Ruminal fermentation, methanogenesis and nitrogen utilization of sheep receiving tropical grass hay-concentrate diets offered with Sapindus saponaria fruits and Cratylia argentea f... por Hess, H.D., Beuret, RA, Lotscher, M, Hindrichsen, I.K., Machmuller, A, Carulla, Juan E., Lascano Aguilar, Carlos Eduardo, Kreuzer, M.

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Saponin rich tropical fruits affect fermentation and methanogenesis in faunated and defaunated rumen fluid por Hess, H.D., Kreuzer, M., Díaz, T.E., Lascano Aguilar, Carlos Eduardo, Carulla, Juan E., Soliva, CR, Machmuller, A

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The effects of cultivation site on forage quality of Calliandra calothyrsus var. Patulul por Hess, H.D., Tiemann, Tassilo T., Noto, F, Franzel, Steven, Lascano Aguilar, Carlos Eduardo, Kreuzer, M.

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Taller Taninos en la Nutrición de Rumiantes en Colombia (2, 2006, Cali, Colombia). Memorias por Hess, H.D., Gómez, J., Lascano Aguilar, Carlos Eduardo

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Protein digestibility of tannin-containing forages in the rumen and the abomasum as determined in vitro por Hess, H.D., Cortés, J.E., Carulla, Juan E., Pabón, M.L., Tiemann, Tassilo T., Lascano Aguilar, Carlos Eduardo, Kreuzer, M.

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Effects of different purified condensed tannins from tropical shrub legume species on ruminal fermentation in vitro por Hess, H.D., Tiemann, Tassilo T., Lascano Aguilar, Carlos Eduardo, Kreuzer, M.

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Dry season feeding systems for smallholder dairy cattle in Central-America por Hoek, Rein van der, Mena Urbina, Martin A., Benavídez, A., Schmidt, A., Hess, H.D., Peters, Michael

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Potential of saponin-containing fruits and of forage legumes as tropical feed resources to manipulate rumen fermentation and to improve ruminant nutrition por Hess, H.D., Lascano Aguilar, Carlos Eduardo, Carulla, Juan E., Díaz, T.E., Kreuzer, M.

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Cultivation site dependent variations of forage yield and quality of tropical shrub legumes por Tiemann, Tassilo T., Kreuzer, M., Lascano Aguilar, Carlos Eduardo, Hess, H.D.

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Intake, digestion and duodenal nitrogen flow in sheep fed tropical diets supplemented with fruits of Sapindus saponeira por Hess, H.D., Abreu, A., Carulla, Juan E., Kreuzer, M., Lascano Aguilar, Carlos Eduardo

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Effects of mixtures of tropical legumes with contrasting tannin contents as supplements to low-quality grass diets on ruminal fermentation in vitro por Hess, H.D., Stuerm, CD, Tiemann, Tassilo T., Lascano Aguilar, Carlos Eduardo, Kreuzer, M.

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