Venkataraman, G. S. <br/><br/>
Blue-green algae for rice production :  a manual for its promotion / prepared by the FAO/UNDP Regional Project for Improving Soil Fertility through Organic Recycling 
by G. S. Venkataraman. 
 - Rome :  FAO,  1981. 
 - viii, 102 p. : ill. 
 - FAO soils bulletin ;  46 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rice--Fertilizers.<br/>Nitrogen-fixing algae as fertilizer.