what are biofertilizers how does rhizobium help the soil fertility
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Rhizobia can fix 40-120 kgs. of nitrogen per acre annually depending upon the crop, rhizobium species and environmental conditions. They help improve soil fertility, plant nutrition and plant growth and have no negative effect on soil or the environment. Every leguminous crop requires a specific rhizobium species.
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bio fertilizers a substance which contain living micro organisms which Is applied on seeds etc .
rhizobium is also known for mixing nitrogen in soil and it is found in leguminous plant .
this bacteria converts the atmospheric nitrogen into nitrogen salts which is easily absorbed by plants
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