Search Results - "A"

Refine Results
  1. The effects of alley cropping with Leucaena leucocephala and of different management practices on the productivity of maize and soil chemical properties in lowland coastal Kenya by Mureithi, J.G., Tayler, R.S., Thorpe, W.R.

    Published 1994
    “…The effects of leucaena hedgerows, mulching with leucaena foliage (0.50 and 100 percent of harvested foliage), cowpea intercropping and addition of dairy cattle slurry (55 t ha-1 per maize crop) on the yield of maize from a sandy soil were assessed. The four-year results from five maize crops are reported. …”
    Get full text
    Journal Article
  2. Screening forage and browse legumes germplasm to nutrient stresses: III. Tolerance of Sesbania to aluminium and low phosphorus in soils and nutrient solution by Mugwira, L.M., Haque, I.

    Published 1993
    “…The treatments were O and 4000 mg CaCO3/kg (PH 4.8 and 5.6) in combination with O and 37.5 mg P/kg on a Soddo Nitosol. On the chencha clay loam with 77 percent Al saturation, the PH values were 4.1 (unlimed) and 5.9 (limed) in combination with 0 and 25 mg P/kg on the unlimed soil plus 37.5 mg/P/kg on the limed soil. …”
    Get full text
    Journal Article
  3. In vitro cultivation of Trypanosoma congolense bloodstream forms in the absence of feeder cell layers by Hirumi, H., Hirumi, K.

    Published 1991
    “…The bloodstream forms propagated in this system were morphologically similar to those seen in infected mouse blood, they were covered with a surface coat as examined by electron microscopy and they were infective to mice.…”
    Get full text
    Journal Article
  4. Groundnut (Arachis hypogaea) for food and fodder in crop-livestock systems: Forage and seed yields, chemical composition and rumen degradation of leaf and stem fractions of 38 cult... by Larbi, Asamoah, Dung, D.D., Olorunju, P.E., Smith, Jimmy W., Tanko, R.J., Muhammad, I.R., Adekunle, I.O.

    Published 1999
    “…Based on yield (forage and seed) and effective degradability of leaf and stem fractions, cultivars were identified with high (e.g., 42-85, M354-81, UGA-2, RMP-12), medium (ed.), UGA-5, 59-85A.…”
    Get full text
    Journal Article
  5. Effectiveness of modular training at Farmers’ Training Center: The case of Fogera District, Amhara National Regional State, Ethiopia by Mekuria, Wolde

    Published 2010
    “…The objectives of the study were to analyze whether modular training addresses the knowledge gap of the farmers and enable them to use the acquired knowledge; institutional linkages and positive deviances of FTCs in performance and their contributions. A total of 120 respondents were selected. Interview schedules, focused group discussions, key informant interviews, personal observations and case studies were conducted for quantitative and qualitative data collection. …”
    Get full text
    Tesis
  6. The role of the bone marrow in bovine trypanotolerance. 1. Changes in blood and bone marrow in Trypanosoma congolense-infected cattle by Logan-Henfrey, L.L., Anosa, V.O., Wells, C.W.

    Published 1999
    “…Therefore, this study showed, for the first time, that BM response is a key determinant factor of trypanotolerance as it determines the animal's capability for blood cell regeneration.…”
    Get full text
    Journal Article
  7. Weitzman's approach and conservation of breed diversity: An application to African cattle breeds by Reist-Marti, S.B., Simianer, H., Gibson, John P., Hanotte, Olivier H., Rege, J.E.O.

    Published 2003
    “…The derived maximum-likelihood trees clearly displayed the geographic distribution and the zebu-taurine admixture of the breeds. We developed a novel scheme to estimate the extinction probability for each breed which considered total population size, change of population size over the last 10 years, distribution of the breed, risk of indiscriminate crossing, organization among farmers, establishment of conservation schemes, political situation of the countries, special traits, sociocultural importance, and reliability of information. …”
    Get full text
    Journal Article
  8. Assessment of arsenic contamination in tube-well drinking water in Hanam province by Bui Huy Tung, Tran Thi Tuyet Hanh, Hung Nguyen-Viet

    Published 2013
    “…An environmental health risk assessment was performed to describe the arsenic contamination in tube-well water and assess the health risks of people in Chuyen Ngoai commune, Duy Tien district, Ha Nam province. A total of 150 households were included in the study and results showed that most of the tube-well drinking water samples were contaminated with arsenic (98.7% of the samples before filtration and 80.4% ones after filtration).The concentrations of arsenic in the tube-well water before filtration were high, (mean? …”
    Get full text
    Journal Article
  9. Improving agricultural water productivity through integrated termite management by Peden, Donald G., Swaans, Cornelis P.M., Mpairwe, D.R., Geleta, N., Zziwa, Emmanuel, Mugerwa, S., Taye, H., Legesse, H.

    Published 2013
    “…We hypothesize that sustainable crop and livestock production requires a minimum threshold of available dry-season ‘litter’ to avoid termite-driven destruction. …”
    Get full text
    Book Chapter
  10. The effect of diet fed to lambs on subsequent development of Trichostrongylus colubriformis larvae in vitro and on pasture by Niezen, J.H., Waghorn, G.C., Graham, T., Carter, J.L., Leathwick, D.M

    Published 2002
    “…This study indicates that the diet of the host can have a significant impact on egg hatching and the subsequent development of T. colubriformis larvae in the laboratory and in the field. …”
    Get full text
    Journal Article
  11. The distribution of large herbivore hotspots in relation to environmental and anthropogenic correlates in the Mara region of Kenya by Bhola, N., Ogutu, Joseph O., Said, Mohammed Yahya, Piepho, Hans-Peter, Olff, H.

    Published 2012
    “…We analyse changes in distributions of herbivore hotspots to understand their environmental and anthropogenic correlates using 50 aerial surveys conducted at a spatial resolution of 5 × 5 km2 (n = 289 cells) in the Mara region of Kenya during 1977–2010. …”
    Get full text
    Journal Article
  12. Physiological and molecular characterization of drought responses and identification of candidate tolerance genes in cassava by Turyagyenda, L.F., Kizito, Elizabeth Balyejusa, Ferguson, Morag E., Baguma, Yona K., Agaba, Morris, Harvey, Jagger J.W., Osiru, D.S.O.

    Published 2013
    “…Given the difficulties associated with cassava breeding, a molecular understanding of drought tolerance in cassava will help in the identification of markers for use in marker-assisted selection and genes for transgenic improvement of drought tolerance. …”
    Get full text
    Journal Article
  13. Assessing nutritional diversity of cropping systems in African villages by Remans, R., Flynn, D.F.B., Clerck, F. de, Diru, W., Fanzo, J.C.

    Published 2011
    “…Nutritional FD metrics were calculated based on farm species composition and species nutritional composition. Iron and vitamin A deficiency were determined from blood samples of 90 adult women. …”
    Get full text
    Journal Article
  14. Producing more rice with less water from irrigated systems by Guerra, L.C., Bhuiyan, S.I., To Phuc Tuong, Barker, Randolph

    Published 1998
    “…Over the past decade, we have witnessed a growing scarcity of and competition for water around the world. …”
    Get full text
    Libro
  15. Basin-wide water accounting based on remote sensing data: an application for the Indus Basin by Karimi, Poolad, Bastiaanssen, Wim G.M., Molden, David J., Cheema, Muhammad Jehanzeb Masud

    Published 2013
    “…The paper demonstrates the application of a new water accounting plus (WA+) framework to produce information on depletion of water resources, storage change, and land and water productivity in the Indus basin. …”
    Get full text
    Journal Article
  16. Constraints and opportunities for water savings and increasing productivity through Resource Conservation Technologies in Pakistan by Ahmad, M.D., Masih, I., Giordano, Mark

    Published 2014
    “…While the large proportion of farmers benefiting from RCTs explains overall increases in RCT adoption, a considerable proportion (30% of zero tillage adopters for wheat cultivation) reported yield loss, highlighting the need for further technological refinement and enhancing farmers' ability to implement RCT. …”
    Get full text
    Journal Article
  17. Water productivity mapping methods using remote sensing by Biradar, Chandrashekhar M., Thenkabail, Prasad S., Platonov, Alexander, Xiao, X., Geerken, R., Noojipady, P., Turral, Hugh, Vithanage, Jagath

    Published 2008
    “…The methods and protocols involved three broad categories: (a) Crop Productivity Mapping (CPM) (kg/m2); (b) Water Use (evapotranspiration) Mapping (WUM)(m3/m2); and (c) Water Productivity Mapping (WPM) (kg/m3). …”
    Get full text
    Journal Article
  18. Improved water and land management in the Ethiopian highlands: its impact on downstream stakeholders dependent on the Blue Nile. Intermediate Results Dissemination Workshop held at... by Awulachew, Seleshi Bekele, Erkossa, Teklu, Smakhtin, Vladimir U., Fernando, Ashra

    Published 2009
    “…This proceeding provides the papers and discussion results of a two-day workshop that was organized at International Water Management Institute (IWMI) office in Addis Ababa during the period of February 6-8, 2009 in relation to CPWF Project 19 ? …”
    Get full text
    Conference Proceedings
  19. Performance of potato (Solanum tuberosum) clones under water stress by Sharma, N., Kumar, P., Kadian, M.S., Pandey, S.K., Singh, S.V., Luthra, S.K.

    Published 2011
    “…High canopy temperature was witnessed under reduced irrigation and a difference of 2.1 degree C was recorded between normal irrigated and severe water deficit treatments 80 days after planting. …”
    Get full text
    Journal Article

Search Tools: