On-farm evaluation of nitrogen fixation by common bean (Phaseolus vulgaris) and grounnut (Arachis hypogoea) using the 15N natural abundance technique

2008 ◽  
Vol 1 (2) ◽  
Author(s):  
FA Ngome ◽  
F Mussgnug ◽  
M Becker
2005 ◽  
Vol 124 (6) ◽  
pp. 576-581 ◽  
Author(s):  
L. Lioi ◽  
A. R. Piergiovanni ◽  
D. Pignone ◽  
S. Puglisi ◽  
M. Santantonio ◽  
...  

2020 ◽  
Vol 454 (1-2) ◽  
pp. 327-341
Author(s):  
Rafael Sanches Pacheco ◽  
Robert Michael Boddey ◽  
Bruno José Rodrigues Alves ◽  
Enderson Petrônio de Brito Ferreira ◽  
Rosângela Straliotto ◽  
...  

2007 ◽  
Vol 43 (1) ◽  
pp. 67-77 ◽  
Author(s):  
M. ZAMAN-ALLAH ◽  
B. SIFI ◽  
B. L'TAIEF ◽  
M. H. EL AOUNI ◽  
J. J. DREVON

Osmotic constraints, nutrient deficiencies, especially phosphorus, and the lack of efficient strains of rhizobia in Mediterranean soils are major factors limiting symbiotic nitrogen fixation and yield in common bean (Phaseolus vulgaris). In order to improve yields, we investigated responses to rhizobial inoculation and P fertilization under glasshouse and field conditions with two bean cultivars, Coco blanc and BAT477. The nodulation test, using a hydroponic system in a glasshouse, revealed strong variability among 22 rhizobium strains of various origins, in their symbiotic efficiency, compared with Rhizobium tropici CIAT899. The introduced strains proved to be more efficient although some local rhizobia revealed high potential efficiencies. Glasshouse trials showed a significant effect of inoculation and P supply on nodulation, N content and shoot dry weight that varied with rhizobial strain. Field trials substantiated the glasshouse observations and emphasized the effects of cultivar-rhizobia interactions on symbiotic parameters and yields. It is concluded that inoculation with suitable rhizobia with supply of additional P is a technology that may improve symbiotic nitrogen fixation and yield in common bean in some soils under a Mediterranean climate.


2012 ◽  
Vol 364 (1-2) ◽  
pp. 29-37 ◽  
Author(s):  
Mura Jyostna Devi ◽  
Thomas R. Sinclair ◽  
Stephen E. Beebe ◽  
Idupulapati M. Rao

1993 ◽  
Vol 152 (1) ◽  
pp. 93-101 ◽  
Author(s):  
S. M. Tsai ◽  
P. M. Da Silva ◽  
W. L. Cabezas ◽  
R. Bonetti

2001 ◽  
Vol 14 (1) ◽  
pp. 1-12 ◽  
Author(s):  
John M Maingi ◽  
Chris A Shisanya ◽  
Nkanata M Gitonga ◽  
Berthold Hornetz

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