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Despite the widespread use of Leucaena leucocephala in alley cropping systems, little information is available on the effect of different magagement practices on its nitrogen fixation. We studied the effects of three successive cuttings at 12 week intervals on nodulation and nitrogen fixation of ...


Sanginga, N.Zapata, F.Danso, S.K.A.Bowen, G.D.[Effect of successive cuttings on nodulation and nitrogen fixation of Leucaena leucocephala using 15N dilution and the difference methods]Effect of successive cuttings on nodulation and nitrogen fixation of Leucaena leucocephala using 15N dilution and the difference methods

We studied the effect of three successive cuttings on N uptake and fixation and N distribution in Leucaena leucocephala. Two isolines, uninoculated or inoculated with three different Rhizobium strains, were grown for 36 weeks and cut every 12 weeks. The soil was labelled with 50 ppm KNO 3 enriche...


Sanginga, N.Zapata, F.Danso, S.K.A.Bowen, G.D.[Effect of successive cuttings on uptake and partitioning of 15N among plant parts of Leucaena leucocephala]Effect of successive cuttings on uptake and partitioning of 15N among plant parts of Leucaena leucocephala

We examined the suitability of four reference crops, i.e., two non-fixing trees,Cassia siamea andEucalyptus grandis, and two uninoculated fixing trees,Leucaena leucocephala andAcacia albida, for measuring fixed N2 fixed in inoculatedL. leucocephala andA. albida grown for 36 weeks in pots. The15N ...


Sanginga, N.Danso, S.K.A.Zapata, F.Bowen, G.D.[Influence of reference trees on N2fixation estimates in Leucaena leucocephala and Acacia albicia using 15N_ labelling techniques+A51]Influence of reference trees on N2fixation estimates in Leucaena leucocephala and Acacia albicia using 15N_ labelling techniques+A51

Nitrogen fixed in 13 provenances of Acacia albida and 11 isolines of Leucaena leucocephala inoculated with effective Rhizobium strains was measured by 15N techniques and the total N difference method. In the test soil, on the average, L. leucocephala derived about 65% of its total N from atmosphe...


Sanginga, N.Bowen, G.D.Danso, S.K.A.[Assessment of genetic variability for N2 fixation between and with provenance of Leucaena leucocephala and Acacia albida estimated by 15N labelling techniques]Assessment of genetic variability for N2 fixation between and with provenance of Leucaena leucocephala and Acacia albida estimated by 15N labelling techniques

Connell, JohnStür, Werner W.Horne, Peter[Forages and farmers: case studies from South-East Asia]Forages and farmers: case studies from South-East Asia

The effects of dietary inclusion of dried Leucaena leucocephala leaves (DLL) on nutrient digestibility, fermentation parameters, microbial rumen population, and production of enteric methane (CH4) in crossbred heifers were evaluated. Four heifers were used in a 4 × 4 Latin square design consistin...


Montoya-Flores, María DenisseMolina-Botero, Isabel CristinaArango, JacoboRomano-Muñoz, José LuisSolorio-Sánchez, Francisco JavierAguilar-Pérez, Carlos FernandoKu-Vera, Juan Carlos[Effect of Dried Leaves of Leucaena leucocephala on Rumen Fermentation, Rumen Microbial Population, and Enteric Methane Production in Crossbred Heifers]Effect of Dried Leaves of Leucaena leucocephala on Rumen Fermentation, Rumen Microbial Population, and Enteric Methane Production in Crossbred Heifers

Scanty information on long-term soil organic carbon (SOC) dynamics hampers validation of SOC models in the tropics. We observed SOC content changes in a 16-year continuously cropped agroforestry experiment in Ibadan, south-western Nigeria. SOC levels declined in all treatments. The decline was mo...


Diels, J.Vanlauwe, BernardMeersch, M.K. van derSanginga, N.Merckx, R.[Longterm soil organic carbon dynamics in a subhumid tropical climate: 13C data in mixed C3/C4 cropping and modeling with ROTHC]Longterm soil organic carbon dynamics in a subhumid tropical climate: 13C data in mixed C3/C4 cropping and modeling with ROTHC

Lascano, Carlos E.Schneichel, M[Bancos de proteina como alternativa para la suplementacion del ganado en pastoreo]Bancos de proteina como alternativa para la suplementacion del ganado en pastoreo

Botero Botero, Raúl[Los arboles forrajeros como fuente de proteina para la produccion animal en el tropico]Los arboles forrajeros como fuente de proteina para la produccion animal en el tropico

Torres G., C.Lenne, J.M.[Enfermedades bacterianas de algunas leguminosas forrajeras promisorias]Enfermedades bacterianas de algunas leguminosas forrajeras promisorias

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