Search Results - Goopy, John P.

Creating a low enteric methane emission ruminant: What is the evidence of success to the present and prospects for developing economies? by Goopy, John P.

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Nitrate is safe to feed ad libitum in molasses roller drums as a source of non-protein nitrogen by Goopy, John P., Hegarty, Roger S.

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Application of nutrient concentration of cattle faeces to develop algorithms estimating apparent in vivo digestibility and metabolisable energy of tropical ruminant forages by Onyango, Alice A., Goopy, John P.

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Digestibility and metabolizable energy intake equations of tropical ruminant forages using nutrient concentration of cattle faeces by Onyango, Alice A., Goopy, John P.

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Smallholder dairy farmer training manual by Goopy, John P., Gakige, J.K.

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Improving productivity in Kenyan smallholder dairy systems through selective, intensive education and supported adoption by Goopy, John P., Gakige, J.K.

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A Comparison of Methodologies for Measuring Methane Emissions from Ruminants by Goopy, John P., Chang, C., Tomkins, Nigel

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Digestibility and metabolizable energy of selected tropical feedstuffs estimated by in vitro and prediction equations by Onyango, A., Dickhoefer, Uta, Butterbach-Bahl, Klaus, Goopy, John P.

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Sweet potato (Ipomoea batatas) vine silage: A cost-effective supplement for milk production in smallholder dairy-farming systems of East Africa? by Gakige, Jesse K., Gachuri, C., Butterbach-Bahl, Klaus, Goopy, John P.

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Comparison of repeated measurements of methane production in sheep over 5 years and a range of measurement protocols1 by Robinson, D.L., Goopy, John P., Hegarty, Roger S., Oddy, V.H.

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Importance of developing regional greenhouse gas emission factors by Pelster, David E., Goopy, John P., Merbold, Lutz, Butterbach-Bahl, Klaus

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A new approach for improving emission factors for enteric methane emissions of cattle in smallholder systems of East Africa – Results for Nyando, Western Kenya by Goopy, John P., Onyango, A.A., Dickhoefer, Uta, Butterbach-Bahl, Klaus

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Vines of the sweet potato (Ipomea batatas): A valuable feed supplement for ruminants in small holder systems by Goopy, John P., Gakige, J., Korir, Daniel, Kvacic, M., Butterbach-Bahl, Klaus

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Effects of replacing Brachiaria hay with either Desmodium intortum or dairy concentrate on animal performance and enteric methane emissions of low-yielding dairy cows by Korir, Daniel, Eckard, Richard, Goopy, John P., Arndt, Claudia, Merbold, Lutz, Marquardt, Svenja

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Simple and robust algorithms to estimate liveweight in African smallholder cattle by Goopy, John P., Pelster, David E., Onyango, A., Marshall, Karen, Lukuyu, Margaret N.

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Improving estimates of GHG emission factors from livestock production systems on smallholder farms by Pelster, David E., Butterbach-Bahl, Klaus, Rufino, Mariana C., Goopy, John P., Rosenstock, Todd S.

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Supplementation with Calliandra calothyrsus improves nitrogen retention in cattle fed low-protein diets by Korir, Daniel, Goopy, John P., Gachuiri, C., Butterbach-Bahl, Klaus, Eckard, Richard, Anderson, C.

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Temporal and spatial variability in the nutritive value of pasture vegetation and supplement feedstuffs for domestic ruminants in western Kenya by Onyango, A.A., Dickhoefer, Uta, Rufino, Mariana C., Butterbach-Bahl, Klaus, Goopy, John P.

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Calculation of new enteric methane emission factors for small ruminants in western Kenya highlights the heterogeneity of smallholder production systems by Goopy, John P., Ndung’u, Phyllis W., Onyango, Alice A., Kirui, Peter, Butterbach-Bahl, Klaus

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Vitamin A deficiency in Bos indicus heifers fed a wheat straw diet cannot be corrected with algae lick blocks or intramuscular injectable retinyl palmitate treatments by Parker, A.J., Goopy, John P., Callaghan, M.J., Vermunt, J.J., Nys, R. de

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