Challenge to biologists in the 70's the escalation of food production
| Egile nagusia: | |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
[Quezon City
National Research Council of the Philippines
1973.]
|
| Saila: | The Dr. Gregorio T. Velasquez lecture series, 1972-73
|
| Gaiak: |