Silva, Sergio Sepulveda <br/><br/>
The effects of modern technology on labor needed for producing crops on small farms in two integrated rural development districts in Colombia 
by Sergio Sepulveda Silva and Howard E. Conklin 
 - New York  Cornell University. Department of Agricultural Economics  1979 
 - 61p. 
<br/><br/> Sponsored by AID 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Farm Labour - Colombia<br/>Farm Machinery - Colombia<br/>Agriculture and Technology - Colombia
<br/><br/><label>Dewey Class. No.: </label>Z7x861 Si38