208 Free Images of Nitrogen Fixing

wheatsoilmeadowcroplandalfalfafix nitrogenno tillrhizobia bacteriasoil healthsoil structure
3004 NRCS projects
springsummer
2990 NRCS projects
springsummer
3088 NRCS projects
landscapegrass
Katharine S. Love PP 2003.902.128
historicalhistory
2975 NRCS projects
springgrass
THC 2003.902.104 Mrs. M. K. Murray Nitrometer
historicalhistory
Trailing indigo. Indigofera hendecaphylla. A popular and showy cover crop, it controls erosion, smothers weeds, and fixes nitrogen. Native to Asia and Africa. Botanical Register, vol. 10- (1824) [M. Hart]
illustrationplants
THC 2003.902.311 Gae Bennett
historicalhistory
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