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Campo DC | Valor | Lengua/Idioma |
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dc.contributor.author | ALLEM, A. C. | pt_BR |
dc.contributor.author | ROA, A. C. | pt_BR |
dc.contributor.author | MENDES, R. A. | pt_BR |
dc.contributor.author | SALOMAO, A. N. | pt_BR |
dc.contributor.author | BURLE, M. L. | pt_BR |
dc.contributor.author | SECOND, G. | pt_BR |
dc.contributor.author | CARVALHO, P. C. L. de | pt_BR |
dc.contributor.author | CAVALCANTI, J. | pt_BR |
dc.date.accessioned | 2016-05-10T11:37:11Z | - |
dc.date.available | 2016-05-10T11:37:11Z | - |
dc.date.created | 2000-11-30 | pt_BR |
dc.date.issued | 2000 | pt_BR |
dc.identifier.citation | In: INTERNATIONAL SCIENTIFIC MEETING CASSAVA BIOTECHNOLOGY NETWORK, 4., 1998, Salvador. Cassava biotechnology: proceedings. Brasília, DF: EMBRAPA-CENARGEN: CBN, 2000. | pt_BR |
dc.identifier.isbn | 85-87697-05-6 | pt_BR |
dc.identifier.uri | http://www.alice.cnptia.embrapa.br/alice/handle/doc/134074 | pt_BR |
dc.description | A crop gene pool comprises three distinct categories of gene suppliers, primary, secondary, and tertiary gene pools. The primary gene pool (GP-1) is composed of gene reservoirs that cross easily with the domesticate and the crosses produce fertile offspring regularly. The secondary (GP-2) and tertiary (GP-3) gene pools comprise gene sources that cross with variable degrees of diffilculty with the crop species, this implies less close genetic distances. The GP-1 is further subdivided in cultivated and wild gene pools. The cultivated gene pool englobes commercial stocks of the crop besides indigenous landraces and folk varieties of the domesticate. The wild GP-1 of a crop comprises putative ancestors and closely related species that show a fair degree of fertile relationships with the domesticate. Two Douth American wild subspecies of cassava (M. flabellifolia and M. peruviana) are natural members of the wild GP-1 of the species. Another Brazilian species (M. pruinosa) is so close morphologically to the two wild subspecies of cassava that it may turn out another member of the wild GP-1 of the indigen. The GP-2 of cassava is more difficult to delimit as few species have been tested for genetic compatibility. Biosystematic crosses carried out between the crop and a number of wild species suggest a dozen of them as components of the GP-2, the majority are Brazilian species. | pt_BR |
dc.language.iso | eng | eng |
dc.rights | openAccess | eng |
dc.subject | Biotecnology | pt_BR |
dc.title | The primary gene pool of cassava (Manihot esculenta Crantz). | pt_BR |
dc.type | Artigo em anais e proceedings | pt_BR |
dc.date.updated | 2016-05-10T11:37:11Z | pt_BR |
dc.subject.thesagro | Mandioca | pt_BR |
dc.subject.thesagro | Biotecnologia | pt_BR |
dc.subject.thesagro | Espécie | pt_BR |
dc.subject.thesagro | Manihot Esculenta | pt_BR |
dc.subject.thesagro | Taxonomia | pt_BR |
dc.subject.nalthesaurus | Cassava | pt_BR |
dc.format.extent2 | P. 3-14. | pt_BR |
riaa.ainfo.id | 134074 | pt_BR |
riaa.ainfo.lastupdate | 2016-05-05 | pt_BR |
dc.contributor.institution | JOSIAS CAVALCANTI, CPATSA. | pt_BR |
Aparece en las colecciones: | Artigo em anais de congresso (CPATSA)![]() ![]() |
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