Lesion nematode (Pratylenchus spp.) infection of weed species and fieldbeans (Phaseolus vulgaris)
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- 26264
Item type | Current library | Collection | Call number | Copy number | Status | Date due | Barcode | Item holds | |
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CIAT Library Document collection CINFOS | Document Collection CINFOS | 26264 (Browse shelf(Opens below)) | c.1 | Short Loan | 100042902 |
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Se realizaron investigaciones de campo durante los veranos de 1981 y 1982 para determinar la infeccion relativa y el incremento de la poblacion del nematodo de las lesiones radicales (Pratylenchus spp.) en 7 especies de malezas que comunmente ocurren en los campos de Phaseolus vulgaris en el oeste de Nebraska (EE.UU.). Las malezas se cultivaron en 3 densidades, con y sin P. vulgaris. No se encontraron diferencias en la tasa de infeccion del nematodo entre los niveles de poblacion de malezas. El no. de nematodos/g de raiz seca no se diferencio en las malezas cultivadas con o sin P. vulgaris. Hubo una diferencia significativa entre la mayoria de las especies de malezas cuando se estimaron los nematodos/g de raiz seca. (RA (extracto)-CIAT) spa
Field research was conducted during the summers of 1981 and 1982 in order to determine relative infection and population increase of lesion nematodes (Pratylenchus spp.) on 7 weed species that commonly occur in Phaseolus vulgaris fields in western Nebraska (USA). Weeds were grown at 3 densities, with and without P. vulgaris. no difference in nematode infection rate was found among weed population levels. Nematodes/g dry root were not different in weeds grown with or without P. vulgaris. There was a significant difference among most weed species when nematodes/g dry root were estimated. (AS (extract)) eng