agriculture - closeup of nodules of nitrogen-fixing rhizobia bacteria on the roots of forage legumes / arkansas, usa. - nitrogen fixation stock pictures, royalty-free photos & images
Rapeseed field with Intermediate nitrate trap crops , seed for temporary cultivation of fast-growing plants to protect plots between two crops. Here...
Rapeseed field with Intermediate nitrate trap crops , seed for temporary cultivation of fast-growing plants to protect plots between two crops. Here...
The Crotalaria Juncea Is An Annual Plant That Is Native To India, And Is Also Known As Indian Hemp, Brown Hemp, Madras-hemp, And Bengal Hemp. It Has...
The Crotalaria Juncea Is An Annual Plant That Is Native To India, And Is Also Known As Indian Hemp, Brown Hemp, Madras-hemp, And Bengal Hemp. It Has...
The Crotalaria Juncea Is An Annual Plant That Is Native To India, And Is Also Known As Indian Hemp, Brown Hemp, Madras-hemp, And Bengal Hemp. It Has...
The Crotalaria Juncea Is An Annual Plant That Is Native To India, And Is Also Known As Indian Hemp, Brown Hemp, Madras-hemp, And Bengal Hemp. It Has...
The Crotalaria Juncea Is An Annual Plant That Is Native To India, And Is Also Known As Indian Hemp, Brown Hemp, Madras-hemp, And Bengal Hemp. It Has...
The Crotalaria Juncea Is An Annual Plant That Is Native To India, And Is Also Known As Indian Hemp, Brown Hemp, Madras-hemp, And Bengal Hemp. It Has...
The Crotalaria Juncea Is An Annual Plant That Is Native To India, And Is Also Known As Indian Hemp, Brown Hemp, Madras-hemp, And Bengal Hemp. It Has...
The Crotalaria Juncea Is An Annual Plant That Is Native To India, And Is Also Known As Indian Hemp, Brown Hemp, Madras-hemp, And Bengal Hemp. It Has...
The Crotalaria juncea, also known as Indian hemp, brown hemp, Madras-hemp, and Bengal hemp, is an annual plant native to India. It is currently...
The Crotalaria Juncea Is An Annual Plant That Is Native To India, And Is Also Known As Indian Hemp, Brown Hemp, Madras-hemp, And Bengal Hemp. It Has...
Schneckenklee, Medicago / Medicago polymorpha is a plant species of the genus Medicago. It is native to the Mediterranean basin but is found...
anabaena; a filamentous cyanobacterium, photosynthetic, 500x at 35mm. large oval cell is a heterocyst, nitrogen fixation takes place here. prokaryotic cells, gram negative. - nitrogen fixation stock pictures, royalty-free photos & images
anabaena; a filamentous cyanobacterium, photosynthetic, 250x at 35mm. large oval cells are heterocysts, nitrogen fixation takes place in the heterocysts. formerly known as blue-green algae. prokaryotic cells, gram negative. - nitrogen fixation stock pictures, royalty-free photos & images
lettuce lichen (lobaria oregana) in forest interior, lettuce lichen can be used as an indicator of old forest growth, significant nitrogen fixation, mount rainier national park, washington, usa - nitrogen fixation stock pictures, royalty-free photos & images
big-leaf lupine with dew (lupinus polyphyllus) - nitrogen fixation stock pictures, royalty-free photos & images
Farmer harvests cistanche in Bayannur City, north China's Inner Mongolia Autonomous Region, May 8, 2021. Abundant rainfall has brought a good harvest...
Farmer harvests cistanche in Bayannur City, north China's Inner Mongolia Autonomous Region, May 8, 2021. Abundant rainfall has brought a good harvest...
Farmer harvests cistanche in Bayannur City, north China's Inner Mongolia Autonomous Region, May 8, 2021. Abundant rainfall has brought a good harvest...
Photo taken on May 8, 2021 shows cistanche in Bayannur City, north China's Inner Mongolia Autonomous Region. Abundant rainfall has brought a good...
Farmer harvests cistanche in Bayannur City, north China's Inner Mongolia Autonomous Region, May 8, 2021. Abundant rainfall has brought a good harvest...
top view and close up of azolla fern (mosquito fern, water fern) for background - nitrogen fixation stock pictures, royalty-free photos & images
Nov. 25, 2019 -- Photo taken on Nov. 21, 2019 shows workers sorting the picked licorice at a plant in the Ulan Buh Desert, north China's Inner...
Nov. 25, 2019 -- Workers harvest licorice in the Ulan Buh Desert, north China's Inner Mongolia Autonomous Region, Nov. 21, 2019. A plant designed to...
Nov. 25, 2019 -- Licorice is harvested in the Ulan Buh Desert, north China's Inner Mongolia Autonomous Region, Nov. 21, 2019. A plant designed to...
Nov. 25, 2019 -- A worker uses a reaper to harvest licorice in the Ulan Buh Desert, north China's Inner Mongolia Autonomous Region, Nov. 21, 2019. A...
Nov. 25, 2019 -- Photo taken on Nov. 21, 2019 shows the sorted licorice at a plant in the Ulan Buh Desert, north China's Inner Mongolia Autonomous...
Assoc Prof. John Redmond of Macquarie uni with some mutant Rhizobium, a bug which enters legume roots and causes nitrogen fixation. July 30, 1987. .
Assoc. Prof. John Redmond of Macquarie Uni. With some Mutant Rhizobium, a bug which enters legume roots and causes nitrogen fixation. July 30, 1987. .
Assoc. Prof. John Redmond of Macquarie Uni. With some Mutant Rhizobium, a bug which enters legume roots and causes nitrogen fixation. July 30, 1987. .