Nitrogen fixation

https://www.wikidata.org/wiki/Q272467

Field Hierarchy

Parent
Biology 36M papers	Physics 33M papers	Chemistry 28.9M papers	Quantum mechanics 13.3M papers
Organic chemistry 12.9M papers	Geology 10.4M papers	Genetics 9.8M papers	Paleontology 5.5M papers
Bacteria 2M papers		Nitrogen 408k papers
Current
Nitrogen fixation 37.2k papers
Child
Nitrogenase 12.1k papers	Rhizobia 10.5k papers	Root nodule 8,934 papers	Diazotroph 4,768 papers
Bradyrhizobium 4,364 papers	Azotobacter vinelandii 3,156 papers	Azospirillum brasilense 3,145 papers	Sinorhizobium meliloti 3,105 papers
Frankia 1,888 papers		Heterocyst 1,816 papers

Trends

Notes

History