समस्याग्रस्त लवणीय मृदाओ� – McqOptions

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1.	समस्याग्रस्त लवणीय मृदाओं को कौन - से उपचार द्वारा सुधारा जा सकता है -
A.	रासायनिक उर्वरक
B.	गोबर की खाद
C.	उर्वरक
D.	बायोड्रेनेज
Answer» E.

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