diazotroph

(redirected from Nitrogen fixing bacteria)

diazotroph

[dī′az·ə‚träf]
(microbiology)
An organism that carries out nitrogen fixation; examples are Clostridium and Azotobacter.
Mentioned in ?
References in periodicals archive ?
Along with soybean seeds, the selected supplier must deliver an appropriate inoculant for pre-seed inoculation of soybean seeds, which must contain highly active strains of nitrogen fixing bacteria.
The isolate ST-B2 was capable of growth on the Burks medium agar, a typical nitrogen free medium generally used for classification of nitrogen fixing bacteria (Fig.
The nif genes which encode the nitrogenase complex and other enzymes involved in nitrogen fixation has consensus sequences among nitrogen fixing bacteria.
Symbiotic nitrogen fixing bacteria (SNB) are root nodule bacteria and fix nitrogen in association with leguminous plants.
The Director General (DG) Pakistan Council of Scientific and Industrial Research (PCSIR) Lahore, briefed about Environmental Friendly Bio-fertilizer, a fertilizers helpful in the soil fertility through nitrogen fixing Bacteria and said that it would decrease upto one fourth of the use of urea per acre.
Nitrogen fixing bacteria are also often negatively affected.
An example of this would be nitrogen fixing bacteria and legumes.
However, only a very small number of plants, most notably legumes (such as peas, beans and lentils) have the ability to fix nitrogen from the atmosphere with the help of nitrogen fixing bacteria.
The requirement of legumes for phosphorus and potassium is higher than cereals as these nutrients serve the dual purposes in legumes including the growth of host plant and its associated biological nitrogen fixing bacteria.
They harm the nitrogen fixing bacteria and eventually the environmental balance [4].