ScienceJohn Michels (Journalist) 1959 |
Результаты поиска по книге
Результаты 1 – 3 из 11
Стр. 203
... Cretaceous time . 50 % Rampart Fig . 1. North American region . Cretaceous floras record one of the major events in the biological history of the earth : the transformation from a world dominated by typically Jurassic- type ferns , seed ...
... Cretaceous time . 50 % Rampart Fig . 1. North American region . Cretaceous floras record one of the major events in the biological history of the earth : the transformation from a world dominated by typically Jurassic- type ferns , seed ...
Стр. 204
... Cretaceous floras and the percentage of angiosperms they contain . NEOCOMIAN APTIAN ALBIAN NEO COMIAN APTIAN ALBIA .. Val de. APTIAN ALBIAN 30 ° N * Patapsco 45 % 40 ° * Dekota Aspen 85 % 85 % Cheyenne 50 % Glen Rose 0 % Funson 45 ...
... Cretaceous floras and the percentage of angiosperms they contain . NEOCOMIAN APTIAN ALBIAN NEO COMIAN APTIAN ALBIA .. Val de. APTIAN ALBIAN 30 ° N * Patapsco 45 % 40 ° * Dekota Aspen 85 % 85 % Cheyenne 50 % Glen Rose 0 % Funson 45 ...
Стр. 206
... Cretaceous floras and the percentage of angiosperms they contain . News of Science. NEOCOMIAN APTIAN ALBIAN Discussion Available evidence for all regions thus indicates that angiosperms initially in- vaded lowland basins at generally ...
... Cretaceous floras and the percentage of angiosperms they contain . News of Science. NEOCOMIAN APTIAN ALBIAN Discussion Available evidence for all regions thus indicates that angiosperms initially in- vaded lowland basins at generally ...
Другие издания - Просмотреть все
Часто встречающиеся слова и выражения
AAAS activity Albian American amino acids angiosperms animals Association atmosphere Atomic Energy behavior biological Calif carbon cells chemical chemistry Chicago Choice Hotel chromosomes cloth mother CO₂ colchicine College complete concentration Cretaceous culture Department deposits Dept disease effect ence engineering experimental experiments field galvanic skin response glutamic acid glutamine growth imprinting indicate industrial infants Institute instrument International July Laboratory larvae mathematics measurements Medical ment method MINA REES National Natl nuclear observed oöcytes optical organic patient percent period photosynthesis physics plants present problem production professor radiation radioactive range References and Notes response royal jelly Russian samples Science scientific scientists sex chromatin Soviet space species stratosphere strontium-90 symp Table temperature tion tional tissue tive transliteration tritium troposphere tumors United Univ University volume Washington wire mother York