Challenge to biologists in the 70's the escalation of food production
| Hoofdauteur: | |
|---|---|
| Formaat: | Boek | 
| Taal: | English | 
| Gepubliceerd in: | [Quezon City
          National Research Council of the Philippines
    
        1973.] | 
| Reeks: | The Dr. Gregorio T. Velasquez lecture series, 1972-73 | 
| Onderwerpen: |