Principles of Agronomy - T. Yellamanda Reddy; G.H. Sankara Reddi (Ludhiana Kalyani Publishers, 2011)
T. Yellamanda Reddy & G.H. Sankara Reddi: Principles of Agronomy. (4th Ed) Ludhiana. Kalyani Publishers, 2011. 81-272-6302-7 Rs. 260.00--(630YEL)
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