De Datta,   S.K. Gomez, K.A. Herdt, R.W. Barker,  R.  <br/><br/>
A handbook on the methodology for an integrated experiment-survey on rice yield constraints 

 - The International Rice Research Institute (IRRI)  1978 
 - 59p.  fig., table, chart 
<br/><br/><label>Nat. Bib. No.: </label>4597 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Universal Decimal Class. No.: </label>631.5:03  / BAR