Principles of Agronomy - T. Yellamanda Reddy; G.H. Sankara Reddi (Ludhiana Kalyani Publishers, 2004)
T. Yellamanda Reddy & G.H. Sankara Reddi: Principles of Agronomy. (3rd Rev Ed) Ludhiana. Kalyani Publishers, 2004. 81-272-0282-7 Rs. 150.00--(630YEL)
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