@article{fdi:010079996, title = {{M}icrobial symbionts and nutrients (n and p) sharing : effect on soil microbial activity in the upland rice ({O}riza sativa) and bean ({P}haseolus vulgaris) intercropping}, author = {{R}azakatiana, {A}. {T}. {E}. and {B}ecquer, {T}hierry and {R}andriambanona, {H}. and {B}aohanta, {R}. {H}. and {A}ndrianandrasana, {M}. {D}. and {L}e {R}oux, {C}. and {D}uponnois, {R}obin and {R}amanankierana, {H}.}, editor = {}, language = {{ENG}}, abstract = {{T}he symbiotic association (plant-soil-microorganisms) has an important role in nitrogen ({N}) and phosphorus ({P}) uptake. {T}he main objective of this study is to assess the potential of fungal and rhizobial symbionts as well as the importance of plant-soil-microorganism interactions on microbial dynamics. {T}he upland rice and the beans were cultivated in mono or in co-culture using the rhizospheric soil of the upland rice and beans collected on plots treated with different levels of organic and mineral fertilizers. {W}hat about saying: {M}icrobial (fungal and rhizobial) inoculate were constituted by root fragments (rice or bean) collected from previous crop and coded as {I}1 (root fragments from rice), {I}2 (root fragments from bean) and {I}3 (mixed root fragments from rice and bean). {T}he results showed that soils inoculated with {I}1 and {I}3, were characterized by high phosphatase activity. {T}hese two treatments enhance also the amount of nitrogen and phosphorus in the aerial part of upland rice intercropped with bean. {T}hese results suggest that the bean with its symbiont can be considered as ecological engineers that stimulate the biological functioning of soils and is beneficial for upland rice cultivation.}, keywords = {bean ; co-culture ; inoculum ; microbial symbionts ; upland rice ; {MADAGASCAR}}, booktitle = {}, journal = {{S}cientific {P}apers. {S}eries {A}. {A}gronomy}, volume = {63}, numero = {1}, pages = {490--499}, ISSN = {2285-5785}, year = {2020}, URL = {https://www.documentation.ird.fr/hor/fdi:010079996}, }