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Jenet, A.Yimegnuhal, A.Tegegne, AzageFernández Rivera, S.Kreuzer, M.[Water balance as well as nutrient utilization of Boran x Friesian dairy cows at different stages of lactation fed low quality diets]Water balance as well as nutrient utilization of Boran x Friesian dairy cows at different stages of lactation fed low quality diets

This study was conducted to understand the roles and interactions of maize and livestock in meeting livelihoods requirement of Ethiopian households in the maize belt. Emphasis was given to the factors that determine the use patterns of maize in order to identify options for improving the use of m...


Gebremedhin, BerhanuFernández Rivera, S.Hassena, M.Mwangi, W.Ahmed, S.[Maize and livestock: their inter-linked roles in meeting human needs in Ethiopia]Maize and livestock: their inter-linked roles in meeting human needs in Ethiopia

Sesbania sesban is one of the exotic multipurpose fodder trees introduced in the Ethiopian highlands for livestock feed and soil conservation. Several on-station studies showed that supplementation with Sesbania improved intake and digestibility of basal diet and growth rate of animals. However, ...


Oosting, Simon J.Mekoya, A.Fernández Rivera, S.Zijpp, A.J. van der[Sesbania sesban as a fodder tree in Ethiopian livestock farming systems: Feeding practices and farmers' perception of feeding effects on sheep performance]Sesbania sesban as a fodder tree in Ethiopian livestock farming systems: Feeding practices and farmers' perception of feeding effects on sheep performance

Striga hermonthica causes serious crop yield losses in West Africa. Hand pulling, an effective method for the reduction of light infestations, might be encouraged if farmers could use this weed as livestock feed. This study evaluated the chemical composition and the voluntary intake and digestion...


Hess, D.E.Fernández Rivera, S.[A note on the chemical composition, intake and digestion of striga hermonthica herbage by sheep]A note on the chemical composition, intake and digestion of striga hermonthica herbage by sheep

Study was conducted to determine turnover of water, nitrogen and energy in lactating Holstein x Boran cows. Nine cows (Bos indicus × B. taurus) between their 42nd and 420th the days of lactation were selected for this study. The crossbred cows had ad libitum access to water and a dried maize stov...


Jenet, A.Yimegnuhal, A.Tegegne, AzageFernández Rivera, S.Kreuzer, M.[Water intake and nutrient balances of Holstein X Boran cows fed a low-quality tropical diet]Water intake and nutrient balances of Holstein X Boran cows fed a low-quality tropical diet

In vitro techniques used for evaluating ruminant feeds can be classified into those that estimate gravimetrically their digestibility or degradability by quantifying the insoluble residues that remain after their incubation in inoculum containing rumen fluid, and those that measure the appearance...


Blümmel, MichaelFernández Rivera, S.[In vitro gas techniques and efficiency of microbial substrate degradation]In vitro gas techniques and efficiency of microbial substrate degradation

Inadequate nutrition is the main cause of low productivity of livestock in sub-Saharan Africa. The primary feed resources include fodder trees, natural pastures and crop residues. This paper presents results from studies conducted at ILRI in evaluations of these resources. The effect of supplemen...


Osuji, P.O.Fernández Rivera, S.Odenyo, A.A.[Improving fibre utilisation and protein supply in animals fed poor quality roughages: ILRI nutrition research and plans]Improving fibre utilisation and protein supply in animals fed poor quality roughages: ILRI nutrition research and plans

Livestock manure is an important source of nutrients for crop production in semi-arid West Africa. An assessment of the potential of manure to sustain crop production calls for an estimation of the amounts of manure that could be produced and captured and the feed resources required to maintain l...


Fernández Rivera, S.Williams, Timothy O.Hiernaux, Pierre H.Y.Powell, J.M.[Faecal excretion by ruminants and manure availability for crop production in semi-arid West Africa]Faecal excretion by ruminants and manure availability for crop production in semi-arid West Africa

The livestock revolution is occurring but it is being preceded by the feed revolution because of the substantial mount of feed required to supply by the increased animal population. However, the opportunities to meet the demand for feed depend on the existing production systems. This paper looks ...


Fernández Rivera, S.Pezo, Danilo A.Devendra, C.[Meeting the demand for livestock feeds in developing countries]Meeting the demand for livestock feeds in developing countries

Growing pearl millet and cowpea in combination with raising ruminant livestock is widely practiced in the Sahel. In this farming system, livestock feeding depends mostly on rangeland, fallows and cropland grazing. Nutritional constraints to grazing ruminants stem primarily from feed scarcity and ...


Fernández Rivera, S.Hiernaux, Pierre H.Y.Williams, Timothy O.Turner, M.Schlecht, E.Salla, A.Ayantunde, Augustine A.Sangare, M.[Nutritional constraints to grazing ruminants in the millet-cowpea- livestock farming system of the Sahel]Nutritional constraints to grazing ruminants in the millet-cowpea- livestock farming system of the Sahel

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