Variability of cereal yields : sources of change and implications for agricultural research and policy /
| Main Authors: | , , |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Washington, D.C. :
IFPRI,
1987.
|
| Series: | International Food Policy Research Institute ;
v. 12, n. 3) |
| Subjects: |
Sistema de Bibliotecas de Universidad de Costa Rica
| Call Number: |
630.208 |
|---|---|
| Copy | Available |