धान के खैरा रोग का कारक है - – McqOptions

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1.	धान के खैरा रोग का कारक है -
A.	फफूँद
B.	बैक्टीरिया
C.	जस्ते की कमी
D.	मैगनीज की कमी
Answer» D. मैगनीज की कमी

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