Agronomy :
Agronomy :  Theory & digest agronomy 
S. S. Cheema, B. K. Dhaliwal and T. S. Sahota ed. 
 - New Delhi:  Kalyani Publishers ;  1991. 
 - xxiv, 274 p. :  ill. ;  22 cm. 
includes index.
8170964498
Agronomy
630.1 / AGR
                        includes index.
8170964498
Agronomy
630.1 / AGR
