Waksman got Nobel Prize for his discovery of</h2></div>

Discuss the role of microbes are biofertilizers.</h2></div>

In secondary treatment, solid reducers, ranges from<span><br> </span></h2></div>

Who discovered the full potential of an antibiotic?

Which one of the following pairs serve as biofertilizers?</h2></div>

Which of the following plants can act as a biofertilizer</h2></div>

Which of the following is not a type of manure?

Which of the following is not correct regarding the primary treatment of waste-water?