Results 81 to 90 of about 465,287 (202)

Bacterial N2-fixation in mangrove ecosystems: insights from a diazotroph-mangrove interaction

open access: yesFrontiers in Microbiology, 2015
Mangrove forests are highly productive ecosystems but represent low nutrient environments. Nitrogen availability is one of the main factors limiting mangrove growth.
Gabriela eAlfaro-Espinoza   +1 more
doaj   +1 more source

Table_1_Diazotrophs and N2-Fixation Associated With Particles in Coastal Estuarine Waters.pdf

open access: yes, 2018
Putative heterotrophic bacteria carrying out N2-fixation, so-called non-cyanobacterial diazotrophs (NCDs), are widely distributed in marine waters, but details of how the O2-inhibited N2-fixation process is promoted in the oxic water column remains ...
Lasse Riemann (222737)   +3 more
core   +1 more source

Particle-associated diazotrophs drive nitrogen fixation in Arctic subsurface waters of the Barents Sea

open access: yesNature Communications
Biological dinitrogen (N2) fixation sustains productivity in oligotrophic oceans and is now also thought to contribute substantially to the nitrogen supply in the warming Arctic.
Mar Benavides   +11 more
doaj   +1 more source

Evaluation of N2 fixation by nodulation-variants of chickpea in India [PDF]

open access: yes, 1998
Five nodulation-variants of chickpea (Cicer arietinum L.) cv. ICC 5003, delineated on the basis of visual ratings ('SI' for minimum nodulation to 'S51 for maximum), were used to investigate the optimum levels of nodulation and N2 fixation for growth ...
Rupela, O P, Sharma, L C, Danso, S K A
core  

Effecs of including forbs on N2-fixation and N yield in red clover-ryegrass mixtures [PDF]

open access: yes, 2018
Background: Legume biological nitrogen (N2)-fixation is stimulated by neighboring non-fixing species, but studies of legume N2-fixation in temporary grasslands including non-leguminous forage herb (forb) species are rare.
Rasmussen, J.   +4 more
core   +1 more source

Autotrophic Dissolved Organic Phosphorus Uptake Stimulates Nitrogen Fixation in Subtropical Gyres

open access: yesGeophysical Research Letters
Dissolved organic phosphorus (DOP) has been identified as a key phosphorus source that supports primary production and microbial nitrogen (N2) fixation.
Yuxin Shen, Wei‐Lei Wang
doaj   +1 more source

Heterotrophic N2 fixation in paddy soils

open access: yes, 1982
The yield of rice crops in many South Asian countries affects the food supply of almost half the world’s population. Nitrogen is the element that often becomes a limiting factor for crop production. In many parts of Asian rice-growing countries, chemical fertilizers are not yet commonly used and rice yields greatly depend on the natural fertility of ...
Yoshida, T., Rinaudo, Gérard
openaire   +2 more sources

Genotypic variation in nitrogen fixation characteristics in faba bean (Vicia faba L.) under contrasting phosphorus fertilizer regimes

open access: yesAgrosystems, Geosciences & Environment
Assessment of the genetic variability is an important step in improving nitrogen (N2) fixation potential of faba bean (Vicia faba L.) genotypes. The study was conducted to evaluate the genotypic variation for symbiotic N2 fixation traits of faba bean ...
Gemechu Abu   +4 more
doaj   +1 more source

Biomass and nitrogen fixation dataset of Pisum sativum L. and Vicia faba L. cultivated under elevated CO2 and nitrogen addition

open access: yesData in Brief
It is expected that CO2 concentration will increase in the air, thereby stimulating the photosynthesis process and, hence, plant biomass production.
Ricardo A. Cabeza   +5 more
doaj   +1 more source

Biomass production and N2-fixation in seven grass-legume mixtures [PDF]

open access: yes, 2010
Inclusion of forage legumes in low-input grassland mixtures improves biomass production and soil fertility trough addition of nitrogen (N) from N2-fixation.
Rasmussen, J.   +2 more
core   +1 more source

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