IRDP. <br/><br/>
Labour data summary for hybrid maize. 

 - Serenje :  IRDP,  1987. 
 - IRDP Extension paper No. 5 .
<br/><br/> The paper provides detailed date and the time spent by small scale farmers in the Northern Province of Zambia, on growing pure stand hybrid maize. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Maize -- Climatic factors--Maize -- Climatic factors<br/>Labour -- Agriculture -- Zambia -- Agricultural Economics//Northern Province/.--Labour -- Agriculture -- Zambia -- Agricultural Economics//Northern Province/.--Labour -- Agriculture -- Zambia -- Agricultural Economics//Northern Province/.--Labour -- Agriculture -- Zambia -- Agricultural Economics//Northern Province/.