The worldwide increase in population continues to threaten the sustainability of agricultural
systems since agricultural output must be optimized to meet the global rise in food demand …

Co-inoculation of soybean with Azospirillum brasilense and Bradyrhizobium spp. is an
increasing practice in Brazil, but little is known about the conditions that maximize crop …

The performance of the soybean (Glycine max) inoculated with Bradyrhizobium is influenced
by cropping history. However, re-inoculation with elite strains of Bradyrhizobium generally …

Currently, inorganic nitrogen fertilizer becomes a serious threat to the environment and
human health. Thus, finding of alternate source of nitrogen is a viable option in assuring of …

Among the forage species cultivated in South America, the genus Urochloa is the most used,
and the cultivar Marandu of U. brizantha is the most widely planted in Brazil. The objective of …

Soybean yields can be considerably improved by inoculation with selected Bradyrhizobium
japonicum strains and fertilization. The aim of this study was to assess the productivity of two …

The objective of this work was to evaluate the effect of nitrogen (N) fertilization and the
biological nitrogen fixation efficiency in soybean crops grown in unfavorable environments …

The mutualism between legumes and rhizobia is clearly the product of past coevolution.
However, the nature of ongoing evolution between these partners is less clear. To …

Farmers in Northern Ethiopia integrate legumes in their cropping systems to improve soil
fertility. However, biological nitrogen fixation (BNF) potentials of different legumes and their …

Efficient host control predicts the extirpation of ineffective symbionts, but they are
nonetheless widespread in nature. We tested three hypotheses for the maintenance of …