Begum, Mst. Sabina <br/><br/>
Effect of planting date, spacing and nitrogen level on growth, Yield and quality seed production of onion (Allium cepa L.) / 
By Mst. Sabina Begum ; 
 - Rajshahi :  Department of Agronomy and Agriculture Extension, Rajshahi University,  2011. 
 - xiv, 119 leaves :  ill, ;  29.cm. 
<br/><br/>Thesis (M. Phil.) -- Department of Agronomy and Agriculture Extension, Rajshahi University, 2011 
<br/><br/>References : Leaves 96 - 117 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Yields--Specific techniques
<br/><br/><label>Dewey Class. No.: </label>631.558  / BEE 2011