Avaliacao e selecao de cultivares de mandioca em Cruz das Almas, Bahia
Material type:![Continuing resource](/opac-tmpl/lib/famfamfam/SE.png)
- 21425
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 | 21425 (Browse shelf(Opens below)) | c.1 | Short Loan | 100054055 |
Se evaluaron y seleccionaron cv. de yuca de la coleccion de germoplasma del Centro Nacional de Pesquisa de Mandioca e Fruticultura en Cruz das Almas, BA, Brasil, con base en la produccion de raices frescas, contenidos de almidon y de MS en las raices e IC. Se observo una gran variabilidad en relacion con las caracteristicas estudiadas. Se identificaron cv. con alto potencial de produccion de raices (aprox. 39 t/ha). Durante el periodo de observacion (3 ciclos de cultivo) se seleccionaron algunos cv. superiores a los cv. locales BGM 116 o Cigana Preta, con base en el rendimiento de raices (130 por ciento de ganancia relativa) indicando asi la posibilidad de obtener un incremento rapido en la produccion simplemente mediante seleccion. El rendimiento de las raices se correlaciono positivamente con el IC, la MS en las raices y el no. de raices/planta, en tanto que el IC se correlaciono negativamente con la altura de la planta y el peso de la parte aerea. (RA-CIAT) spa
Cassava cv. from the germplasm collection at the Centro Nacional de Pesquisa de Mandioca e Fruticultura were evaluated and selected in Cruz das Almas, BA, Brazil, on the basis of fresh root production, starch and DM contents in roots, and HI. A wide variability was observed in relation to the studied characters. Cv. with high root production potential (approx. 39 t/ha) were identified. During the observation period (3 crop cycles) some cv., which were superior to local cv. BGM 116 or Cigana Preta with regard to root yield (130 percent relative profit), were selected indicating the possibility of obtaining a rapid increase in production just through selection. Root yield was positively correlated with HI, root DM, and no. of roots/plant, while the HI was negatively correlated with plant height and aerial part wt. (AS) eng