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Journal Article 1975

Autor: Williams, R.J. Ayanaba, A.

In six replicated field trials during a 3-year period the incidence of cowpea wet stem rot caused by Pythium aphanidermatum was significantly greater in plots treated with benzimidazole (BZ) fungicides than in plots treated with non-BZ fungicides and nontreated plots. In laboratory studies, the g...

Enlace original: https://cgspace.cgiar.org/handle/10568/80929

Investigación en Agricultura
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Williams, R.J. ,  Ayanaba, A. ,  [Increased incidence of Pythium stem rot in cowpea treated with benomyl and related fungicides] ,  Increased incidence of Pythium stem rot in cowpea treated with benomyl and related fungicides
Journal Article 1973

Autor: Williams, R.J. Agboola, S.D. Schneider, R.W.

A bacterial wilt of cassava was observed in several areas of Nigeria in 1972. Symptoms and pathogen characteristics are similar to those of a cassava disease in South America caused by Xanthomonas manihotis. The disease is likely to be economically important in West Africa.

Enlace original: https://cgspace.cgiar.org/handle/10568/97954

Investigación en Agricultura
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Williams, R.J. ,  Agboola, S.D. ,  Schneider, R.W. ,  [Bacterial wilt of cassava in Nigeria] ,  Bacterial wilt of cassava in Nigeria
Journal Article 1990

Autor: Schultze-Kraft, Rainer Williams, R.J.
Enlace original: https://cgspace.cgiar.org/handle/10568/88694

Investigación en Agricultura
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Schultze-Kraft, Rainer ,  Williams, R.J. ,  [Una nueva especie de Centrosoema (DC.) Benth. (Leguminosae: Papilionoideae) del Orinoco] ,  Una nueva especie de Centrosoema (DC.) Benth. (Leguminosae: Papilionoideae) del Orinoco
Journal Article 1990

Autor: Schultze-Kraft, Rainer Williams, R.J.

A new species of Centrosema is described and named C. tetragonolobum. It occurs in the region of the Orinoco river between latitudes 42 and 62 N in the Comisaría del Vichada, Colombia, and the Territorio Federal Amazonas, Venezuela. Characteristic features of the species are winged pods, chartace...

Enlace original: https://cgspace.cgiar.org/handle/10568/88693

Investigación en Agricultura
Enlace permanente
Schultze-Kraft, Rainer ,  Williams, R.J. ,  [Una nueva especie de Centrosema (DC.) Benth. (Leguminosae: Papilionoideae) del Orinoco] ,  Una nueva especie de Centrosema (DC.) Benth. (Leguminosae: Papilionoideae) del Orinoco
Journal Article 1974

Autor: Burt, R.L. Edye, L.A. Williams, W.T. Gillard, P. Grof, Bela Page, M. Shaw, N.H. Williams, R.J. Wilson, G.P.M.

An experiment is described in which 27 accessions of Stylosanthes, comprising some seven species, were grown for 3 years in small swards at eight different sites covering a wide range of environments. The accessions used were selected on the basis of previous studies, so as to represent a wide ra...

Enlace original: https://cgspace.cgiar.org/handle/10568/88332

Investigación en Agricultura
Enlace permanente
Burt, R.L. ,  Edye, L.A. ,  Williams, W.T. ,  Gillard, P. ,  Grof, Bela ,  Page, M. ,  Shaw, N.H. ,  Williams, R.J. ,  Wilson, G.P.M. ,  [Small-sward testing of Stylosanthes in Northern Australia: Preliminary considerations] ,  Small-sward testing of Stylosanthes in Northern Australia: Preliminary considerations

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