@article{fdi:010079626, title = {{M}onoxenic nodulation process of {A}cacia mangium ({M}imosoideae, {P}hyllodineae) by {B}radyrhizobium sp.}, author = {{P}errineau, {M}. {M}. and {G}aliana, {A}. and de {F}aria, {S}. {M}. and {B}{\'e}na, {G}illes and {D}uponnois, {R}obin and {R}eddell, {P}. and {P}rin, {Y}.}, editor = {}, language = {{ENG}}, abstract = {{A}cacia mangium {W}illd., a native tree in {A}ustralia and {P}apua {N}ew {G}uinea, has been introduced to countries in {A}sia and {S}outh {A}merica where plantations have been established that cover several hundred thousand ha. {T}he present study investigated the early stages of the nodulation process in using an homologous {A}ustralian strain. {A}fter optimizing the axenic nodulation, histological and cytological studies were conducted using light and electron microscopy. {T}hese documented the proliferation of the lysis of mucilage at the root surface, root hair deformation and initiation, as well as the development and growth of multiple infection threads. {A} belt of tannin-filled cells was shown to surround the central nodular fixation zone. {T}he nodules were of the indeterminate type and the bacteroids had a rod shape, without size modification and with few polyhydroxybutyrate ({PHB}) granules. {S}everal bacteroids can share the same symbiosome. exhibits both classical and novel features in its nodulation.}, keywords = {{N}itrogen fixation ; {R}oot hair ; {I}nfection threads ; {I}ndeterminate nodule}, booktitle = {}, journal = {{S}ymbiosis}, volume = {56}, numero = {2}, pages = {87--95}, ISSN = {0334-5114}, year = {2012}, DOI = {10.1007/s13199-012-0163-5}, URL = {https://www.documentation.ird.fr/hor/fdi:010079626}, }