The New Encyclopaedia Britannica[1] Propaedia: outline of knowledge and guide to the Britannica.--[2]-[11] Micropaedia: ready reference and index.--[12]-[30] Macropaedia: knowledge in depth. |
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Page 380
Lignier's theory was purely speculative; nonetheless, fossils of early vascular
plants have been found that accord with the theory ... The oldest vascular plant
known, Cooksonia, dates from Late Silurian time, more than 400,000,000 years
ago.
Lignier's theory was purely speculative; nonetheless, fossils of early vascular
plants have been found that accord with the theory ... The oldest vascular plant
known, Cooksonia, dates from Late Silurian time, more than 400,000,000 years
ago.
Page 485
Another common goal of plant breeding is to extend the area of production of a
crop species. A good example is the modification of grain sorghum since its
introduction to the United States about 100 years ago. Of tropical origin, grain
sorghum ...
Another common goal of plant breeding is to extend the area of production of a
crop species. A good example is the modification of grain sorghum since its
introduction to the United States about 100 years ago. Of tropical origin, grain
sorghum ...
Page 488
The decline in vigour from FI through Fe is similar to that observed when plants
from open-pollinated varieties are ... Although the primary function of the plant
breeder is to develop new varieties, he usually also carries out an initial small-
scale ...
The decline in vigour from FI through Fe is similar to that observed when plants
from open-pollinated varieties are ... Although the primary function of the plant
breeder is to develop new varieties, he usually also carries out an initial small-
scale ...
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User Review - keylawk - LibraryThingThis is the 198215th Edition, in two halves, with the Macropaedia and the Micropaedia. First published in 1768, the publisher is the oldest English-language encyclopedia still in print. Two Scottish ... Read full review
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activity America animals appear areas atoms became become body called camera century changes characteristics chemical Church colour common complete compounds consists containing continued drugs early effect electrons elements energy example existence experience Family field Figure fins fishes human important increase individual industry Italy known later lens less light living lower major material means ment methods move movement natural North object occur organic original Peking Pentecostal percent period personality pest Peter petroleum Philip philosophy photographs plant political position possible practice present printing problems production Quakers range region remains result rocks similar social South species structure surface temperature theory tion United usually vary widely
Bibliographic information
| Title | The New Encyclopaedia Britannica Encyclopaedia Britannica |
| Author | Encyclopaedia Britannica Publishers, Inc. Staff |
| Contributor | Robert M. Hutchins |
| Edition | 15, illustrated |
| Publisher | Encyclopaedia Britannica, 1974 |
| ISBN | 0852292902, 9780852292907 |
| Length | 934 pages |
| Export Citation | BiBTeX EndNote RefMan |