Recent findings on the effect of aluminium (Al) on the functioning of legumes and their
associated microsymbionts are reviewed here. Al represents 7% of solid matter in the Earth's …

Mineral nitrogen deficiency is a frequent characteristic of arid and semi-arid soils. Biological
nitrogen fixation by legumes is a sustainable and environmental-friendly alternative to …

In the rhizosphere, exudates from plants and microorganisms as well as stable soil organic
matter influence processes that can control plant growth, microbial infections, and nutrient …

Many of the microbial inoculants all over the world are based on solid peat formulations.
This has been mostly true for well developed legume inoculants based on selected rhizobial …

The abilities of Streptococcus mutans to form biofilms and to survive acidic pH are regarded
as two important virulence determinants in the pathogenesis of dental caries. Environmental …

In the managed agricultural ecosystems of southern Australia, if an edaphic environment is
not stressful to root-nodule bacteria (hereafter rhizobia), it is likely to become a competitive …

The bacterial envelope is a semi‐permeable barrier that protects the cell from the hostilities
of the environment. To survive the ever‐changing conditions of their surroundings, bacteria …

Rhizobium tropici CIAT899 is highly acid tolerant and a good competitor for Phaseolus
vulgaris nodule occupancy at low pH values. Using Tn 5 mutagenesis, we identified an …

Membrane lipids in most bacteria generally consist of the glycerophospholipids
phosphatidylglycerol, cardiolipin, and phosphatidylethanolamine (PE). A subset of bacteria …

Sinorhizobium meliloti enters into a symbiotic relationship with legume host plants, providing
fixed nitrogen in exchange for carbon and amino acids. In S. meliloti, exoR and the exoS …