Free nitrogen fixation photos
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Vetch, Grass, Flowers, Plants, flowers and plants, safflower grass, leguminous, alice shake, grass sub, nitrogen fixation, fertilizer
Public Domain
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Vetch, Grass, Flowers, Plants, flowers and plants, safflower grass, leguminous, alice shake, grass sub, nitrogen fixation, fertilizer
Public Domain
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Lotus corniculatus, common bird's-foot trefoil, yellow flowers, green plant, nitrogen fixation, forage plant, butterfly host, invasive species, natural background, bokeh effect, field setting
Public Domain
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Vetch, Grass, Flowers, Plants, flowers and plants, safflower grass, leguminous, alice shake, grass sub, nitrogen fixation, fertilizer
Public Domain
