Results 111 to 120 of about 14,221 (217)

Effect of wood ash and crushed rock soil amendments on red clover growth and dinitrogen fixation

open access: yesAgricultural and Food Science, 2017
The fertiliser effect of adding wood ash or crushed rock to a low-fertility soil, compared with an unamended control, was assessed in a pot experiment with a perennial ryegrass-red clover mixture.
A Sigrun Dahlin, Maria Stenberg
doaj   +1 more source

Why diversify annual biomass production for energy – exemplified by green house gas emissions from the Danish IBUS bioethanol production concept [PDF]

open access: yes, 2009
There is a need for integrating the biomass starting point into the energy manufacturing steps. It will secure that bioenergy is produced with limited use of non-renewable fossil fuel to secure that in the application of biomass a net emission reduction ...
Hauggaard-Nielsen, Henrik   +2 more
core  

Dinitrogen Complexes of Sulfur-Ligated Iron [PDF]

open access: yes, 2011
We report a unique class of dinitrogen complexes of iron featuring sulfur donors in the ancillary ligand. The ligands utilized are related to the recently studied tris(phosphino)silyl ligands (2-R_2PC_6H_4)_3Si (R = Ph, iPr) but have one or two phosphine
Mankad, Neal P.   +2 more
core   +1 more source

Symbiotic unicellular cyanobacteria fix nitrogen in the Arctic Ocean. [PDF]

open access: yes, 2018
Biological dinitrogen (N2) fixation is an important source of nitrogen (N) in low-latitude open oceans. The unusual N2-fixing unicellular cyanobacteria (UCYN-A)/haptophyte symbiosis has been found in an increasing number of unexpected environments ...
Bronk, Deborah A   +5 more
core  

Strip cropping system for sustainable food and energy production [PDF]

open access: yes, 2010
Strip cropping is a strategy for subdividing single fields into strips with different crops in order to gain the same positive effects known from crop rotations. No additional yield was found by using traditional market pricing, however.
Hauggaard-Nielsen, Henrik
core  

Heuristics-Guided Exploration of Reaction Mechanisms

open access: yes, 2015
For the investigation of chemical reaction networks, the efficient and accurate determination of all relevant intermediates and elementary reactions is mandatory.
Bergeler, Maike   +3 more
core   +3 more sources

Excitonic Au4Ru2(PPh3)2(SC2H4Ph)8 cluster for light-driven dinitrogen fixation. [PDF]

open access: yesChem Sci, 2020
Sun Y   +7 more
europepmc   +1 more source

Challenges and opportunities on the use of bio fertilizers: cases study from Senegal and Kenya [PDF]

open access: yes, 2014
Not only phosphorus (P) bioavailable in soil is very low but phosphate fertilizing efficiency is also low. Consequently, annual world P demand increases predicting phosphorus stock end in the coming 125 years.
Dalpé, Y.   +7 more
core  

Functional significance of dinitrogen fixation in sustaining coral productivity under oligotrophic conditions. [PDF]

open access: yesProc Biol Sci, 2015
Cardini U   +7 more
europepmc   +1 more source

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