Resultados de búsqueda - S*
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Relative roles of wind, crop seeds, and cattle in the dispersal of Striga species
Publicado 1994Materias: “…seeds…”
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Determination of optimum sett size for white guinea yam (Dioscorea rotundata Poir.) seed yam production: trends in sprouting in the presprout nursery and field performance
Publicado 1994“…Three natural groups patterned along the various phases of the sigmoid curve, within which the classes did not perform differently were evident at 26 days after planting (DAP), for sets at the leafy-and leafless-shoots stage. …”
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Assessing the poverty consequences of contract farming: some methodological considerations
Publicado 2004Enlace del recurso
Conference Paper -
Preliminary evaluation of secondary Musa polyploids at IITA breeding station
Publicado 1994“…Comparisons between secondary tetraploids and secondary triploids showed that the secondary tetraploids generally had lower yields than secondary triploids. …”
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Residue fractionation and decomposition: the significance of the active fraction
Publicado 1994Materias: “…soil…”
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Stepwise approach to alley cropping technology development and transfer in the forest zone of Cameroon
Publicado 1994“…The second step was the on-station tree screening activity from which Leucaena leucocephala, Gliricidia sepium, Calliandra calothyrsus and Paraserianthes falcataria were identified as promising tree species. …”
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Effect of agroforestry woody species on earthwarm activities and physicochemical properties of warm casts
Publicado 1994Materias: “…soil…”
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Importation, releases, and establishment of Neochetina spp. (col., curculionidae) for the biological control of water hyacinth, Eichhomia crassipes CLil., Pontederiaceae), Benin, West Africa
Publicado 1994“…By October 1993,N. eichhorniae had spread up to 20 km from some release sites.Neochetina bruchi Hustache was imported in 1992. …”
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Thematic mapper vegetation indices for determining soybean and corn growth parameters
Publicado 1994Materias: “…soybeans…”
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Landsat 5 thematic mapper models of soybean and corn crop characteristics
Publicado 1994Materias: “…soybeans…”
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Impacts of agricultural management practices on soybean and corn crops evident in groundtruth data and thematic mapper vegetation indices
Publicado 1994Materias: “…soybeans…”
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Assessment of banana weevils in East African highland banana systems and strategies for control
Publicado 1994Enlace del recurso
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Effect of time to first shoot removal and the amount of shoots removed on the yield and quality of cassava leaves and tubers
Publicado 1994“…SR8, SR14, SR20, and SR52, and five different amounts of shoot harvested: no shoot removed, tip only, tip and two fully developed leaves, tip and five fully developed leaves, and plucking the youngest leaves, excluding the apical shoot (SR1, SR2, SR3, SR4, and SR5), were imposed at 8 WAP and repeated after every 8 weeks for 52 weeks. …”
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Quantitative methods for assessing the severity of anthracnose on yam (Dioscorea alata)
Publicado 1994“…Two methods (the individual leaf method and whole plant method) for the quantitative assessment of the incidence and severity of anthracnose (Colletotrichum gloeosporioides on yam were developed and evaluated in the field over 3 growing seasons and are proposed for use in epidemiological studies. …”
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The effect of laval diet on the growth and development of Sesamia calamistis Hampson (Lepidoptera: Noctuidae) and Eldana saccharina Walker (Lepidoptera: PYralidae)
Publicado 1993Materias: “…survival…”
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PYrenophora triticirepentis as a component of the fungal flora of winter wheat seed in New York
Publicado 1994Materias: “…seeds…”
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Infection of wheat seed by Pyrenophora triticirepentis
Publicado 1994Materias: “…seeds…”
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Persistence and recovery of introduced Rhizobium ten years after inoculation on Leucaena leucocephala grown on an Alfisol in southwetern Nigeria
Publicado 1994Materias: “…soil fertility…”
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Breeding for Striga hemonthica tolerant openpollinated maize varieties in Africa
Publicado 1994Materias: “…striga hermonthica…”
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Conference Paper