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प्रश्न
State any three benefits of Biofertilizers.
Write the benefits of biofertilizer.
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उत्तर
- Low cost and can be used by marginal farmers.
- Free from pollution hazards.
- Increase soil fertility.
- BGA as biofertilizers secret growth promoting substances, organic acids, proteins and vitamins.
- Azotobacter supply nitrogen and antibiotics in the soil.
- Biofertilizers increase physico-chemical properties of soil- like texture, structure, pH, water holding capacity of soil by providing nutrients and organic matter.
Notes
Students should refer to the answer according to their questions.
संबंधित प्रश्न
Give the meaning of the Nif gene.
Which of the following is a free-floating aquatic fern?
From the following pairs of microbes, identify the pair that has both the microbes that can be used as Biofertilizers.
Mycorrhiza is a______ which forms a symbiotic association with the underground parts like rhizomes and root of higher plants.
VAM stands for ______.
In plant breeding, biofortification is a method ____________.
Soil microorganisms mainly comprise:
Give two examples of biofertilizer.
Farmers are often suggested to use the following organism in their crop land so as to improve the soil fertility. Explain.
Anabaena
- Give an example of a genus of fungi that forms mycorhizal association with plants.
- How does the plant derive benefits from this association?
