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Question : A group of students visited to a village. They noticed that village people uses dung cakes, agricultural wastes, etc. as a fuel. Students found smoke and ash particles in the environment. They requested the sarpanch to install a biogas plant and insist the people to collect the waste to produce biogas. What is the use of slurry left behind ? |
| Answer» SOLUTION :Slurry is USED as nitrogen and phosphorous RICH manure. | |