ScienceJohn Michels (Journalist) 1957 |
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Стр. 72
... period of Lowland Maya cultural development . By " the classic period " is usually meant the time - span A.D. 300-900 . The present series of carbon - 14 dates is in agreement with a growing opinion that the La Venta phase of Olmec ...
... period of Lowland Maya cultural development . By " the classic period " is usually meant the time - span A.D. 300-900 . The present series of carbon - 14 dates is in agreement with a growing opinion that the La Venta phase of Olmec ...
Стр. 1179
... period in dormant peach seeds . Seeds received approximately onehalf of normal stratification period before treatment . Data were recorded 16 days after the gibberellic acid treatment . Gibberellic acid concn . ( ppm ) 0 20 100 200 500 ...
... period in dormant peach seeds . Seeds received approximately onehalf of normal stratification period before treatment . Data were recorded 16 days after the gibberellic acid treatment . Gibberellic acid concn . ( ppm ) 0 20 100 200 500 ...
Стр. 1345
... PERIOD IN DAYS LESS THAN 14 14 TO 20 MORE THAN 20 ( AREAS IN BLACK MORE THAN 5000 FEET ELEVATION ) Fig . 1 ( Top ) . Periods when lilacs came into bloom in Montana in 1956. Fig . 2 ( Bottom ) . I Duration of the period of bloom . by ...
... PERIOD IN DAYS LESS THAN 14 14 TO 20 MORE THAN 20 ( AREAS IN BLACK MORE THAN 5000 FEET ELEVATION ) Fig . 1 ( Top ) . Periods when lilacs came into bloom in Montana in 1956. Fig . 2 ( Bottom ) . I Duration of the period of bloom . by ...
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First geological map of Asia 1172 | 1 |
3262 | 9 |
viii | 31 |
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Библиографические данные
| Название | Science |
| Редактор | John Michels (Journalist) |
| Соавтор | American Association for the Advancement of Science |
| Опубликована: | 1957 |
| Владелец оригинала: | Университет штата Миннесота |
| Оцифровано | 17 дек 2019 |
| Экспорт цитаты | BiBTeX EndNote RefMan |