Scatter Diagram of hybridization of M. reptans X M. alutacea |
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Electrophoresis of Manihot species |
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M. anomala |
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M. tripartita |
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Multiembrionic sac |
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Multiple apomictic embryos |
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Diploid (left) and tetraploid (right) leave of the hybrid of cassava x M. neusana |
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Locality of Manihotoides pausiflora in Mexico |
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Centers of diversity of Manihot species in Brazil and Mexico |
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Immigrations of the Aruak (after Schimdt, 1951) |
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Tetrads, triads and diads in cassava clone |
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Cassava embryo sac structure |
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Two embryo sacs side by side |
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Metaphase I of double trissomic (progeny of hybrid of M. pseudoglaziovii X cassava) showing 1III + 17II +1I |
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Two embryo sacs in the same nucellus |
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M. aescufolia X M. esculenta (diploid - left, tetraploid - right) |
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M. glaziovii X M. esculenta (diploid - left, tetraploid - right) |
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M. neusana X M. esculenta (diploid - left, tetraploid - right) |
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M. pohlii X M. esculenta (diploid - left, tetraploid - right) |
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Hybrid 33 (left) common cassava clone (right) |
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Periclinal chimera (right) of interspecific hybrid cassava X M. aesculifolia |
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Whole plant |
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Cassava pollinators |
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Manihot gene pools |
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Section in diploid stem |
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Section in chimera stem |
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Tetraploid type of Cassava x M. cearulescens |
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Roots of UNB 400 |
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Tetraploid type of cassava x M. dichotoma |
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Hybrid of M.glaziovii x cassava |
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Hybrid of M. pseudoglaziovii x cassava |
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M. tripartita::leftleaves, right roots |
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Cooked root of the Brazilian cassava clone unb 400, known popularly by "Amarela" |
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Three Embryos in an Ovule |
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Multiembryos in an aposporic sac |
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Meiotic metaphase 1 has 2n=38; 16 bivalents and 2 trivalents |
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Cooked root of the Brazilian cassava clone unb 500, known popularly by "Vermelha" |
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Five years old stem of M. glaziovii |
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Propagation of M. glaziovii by seed |
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UNB 600 |
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Metaphase I of polyploidized interespecific hybrid M. glaziovii x cassava |
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Leaves of the hybrid cassava x M. anomala |
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Root of interspecific hybrid of cassava x M. pseudoglaziovii |
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Immigrations of Tupi-Guarani. Area of dispersion of tribes Tupi in the early 11th century. (after Schimdt, 1951) |
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