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  1. 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 by Gyansa-Ameyyaw, C.E., Hahn, S.K., Álvarez, M.N., Doku, E.V.

    Published 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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    Conference Paper
  2. Preliminary evaluation of secondary Musa polyploids at IITA breeding station by Ortíz, R., Vuylsteke, D.R.

    Published 1994
    “…Comparisons between secondary tetraploids and secondary triploids showed that the secondary tetraploids generally had lower yields than secondary triploids. …”
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    Journal Article
  3. Stepwise approach to alley cropping technology development and transfer in the forest zone of Cameroon by Tonye, J., Duguma, B., Tiki-Manga, T.

    Published 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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    Journal Article
  4. Effect of time to first shoot removal and the amount of shoots removed on the yield and quality of cassava leaves and tubers by Simwambana, M., Ferguson, T.U., Osiru, D., Hahn, S.K.

    Published 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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    Journal Article
  5. Quantitative methods for assessing the severity of anthracnose on yam (Dioscorea alata) by Simons, S.A., Green, K.

    Published 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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    Journal Article
  6. Breeding for Striga hemonthica tolerant openpollinated maize varieties in Africa by Kim, S.K.

    Published 1994
    Subjects: “…striga hermonthica…”
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    Conference Paper

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