@article{PAR00008557, title = {{R}elationship between phosphorus status and nitrogen fixation by common beans ({P}haseolus vulgaris {L}.) under drip irrigation}, author = {{A}ttar, {H}. {A}. and {B}lavet, {D}idier and {S}elim, {E}. {M}. and {A}bdelhamid, {M}. {T}. and {D}revon, {J}. {J}.}, editor = {}, language = {{ENG}}, abstract = {{T}he current study aims to examine, the response of contrasted recombinant inbred lines of common bean to the application of phosphorus, to identify the bean recombinant inbred lines which were efficient in phosphorus utilization when dependent on nitrogen fixation as a source of nitrogen. {T}he experiment was conducted at the experimental farm of {A}gricultural {R}esearch {S}tation of the {N}ubaria district, {B}ehera, {E}gypt, during the winter seasons of 2008-2009. {T}hree levels of mineral phosphorus fertilizers were applied (0, 45 and 90 kg ha(-1) phosphorus pentoxide). {N}odulation, plant growth parameters, leaf area, soil {O}lsen phosphorus, p{H}, and phosphorus and nitrogen of shoots, nodules and seeds were measured. {T}he results have shown that the recombinant inbred lines responded positively to {P} application levels. {T}he best values were observed in recombinant inbred lines 75, 83 and 34. {V}egetative growth parameters were significantly enhanced by increasing levels of phosphorus. {T}he highest level of phosphorus, i.e., 90 kg ha(-1) phosphorus pentoxide gave the optimal values of growth parameters for all common bean recombinant inbred lines while control plants obtained the lowest values. {A}n increase of {O}lsen-{P} and a decrease of soil p{H} were also observed with increases in phosphorus. {T}hese results led to the conclusions that phosphorus applied to {N}ubaria soil: (1) improved the soil fertility; (2) enhanced the ability of root nodules of common bean recombinant inbred lines to fix atmospheric nitrogen; and (3) increased the release of hydrogen by roots, thus decreasing soil p{H} and reducing the immobilization of phosphorus in the soil solution and transforming it into available form for the plant.}, keywords = {{D}rip irrigation ; {N}itrogen fixation ; {P}hosphorus ; {P}haseolus vulgaris ; {R}ecombinant inbred lines ; {S}andy soil}, booktitle = {}, journal = {{I}nternational {J}ournal of {E}nvironmental {S}cience and {T}echnology}, volume = {9}, numero = {1}, pages = {1--13}, ISSN = {1735-1472}, year = {2012}, DOI = {10.1007/s13762-011-0001-y}, URL = {https://www.documentation.ird.fr/hor/{PAR}00008557}, }