Status of crop protection activities and crop protection problems in Southeast Asia
| Главный автор: | |
|---|---|
| Формат: |  | 
| Язык: | English | 
| Опубликовано: | New York
          Asia Society
    
        [1971]. | 
| Серии: | SEADAG papers on problems of development in Southeast Asia
              72-1 | 
| Предметы: |