The New Encyclopædia Britannica: The new Encyclopædia BritannicaEncyclopædia Britannica, 1992 |
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Page 663
... living resources as : maintenance of essential ecological processes and life - support systems , preservation of genetic diversity , and guarantee of the sustainable use of species and ecosys- 663 Concepts important to conservation 663 ...
... living resources as : maintenance of essential ecological processes and life - support systems , preservation of genetic diversity , and guarantee of the sustainable use of species and ecosys- 663 Concepts important to conservation 663 ...
Page 664
... living resources of the Earth contain all the basic requirements for human survival . The need for other resources is the result of the desire to live in greater numbers and at a standard of living considerably higher than that ...
... living resources of the Earth contain all the basic requirements for human survival . The need for other resources is the result of the desire to live in greater numbers and at a standard of living considerably higher than that ...
Page 668
... living things . Agricultural crops , animal forage , forest crops , wild and domestic animals - all can continue to reproduce and regenerate their populations as long as envi- ronmental conditions remain favourable and an adequate seed ...
... living things . Agricultural crops , animal forage , forest crops , wild and domestic animals - all can continue to reproduce and regenerate their populations as long as envi- ronmental conditions remain favourable and an adequate seed ...
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20th century administration agricultural army Basin became Buddhism canon law capital central centre Ch'ing Chekiang Chicago Chile Chinese Chou Christ Christian church cities Communist Confucian culture divine doctrine dynasty early east eastern economic emperor empire established faith foreign Fukien groups Hai-nan Han Chinese Holy Honan Hopeh Huai Huang Hui Chinese human Hunan Hupeh Imperial important industrial Inner Mongolia Japanese Jesus Kansu Kiangsi Kwangtung Kweichow Lake land Liaoning major Manchu Manchuria ment military Ming Ming dynasty modern Mongol Mongolia Mountains Nationalist North China North China Plain northeast northern northwest officials organized Orthodox Peking period Plain plateau political population prefectures produced province reform reign Revolution River Roman Shang Shanghai Shantung Shensi shih Sinkiang social soils southeast southern Soviet Sung Szechwan T'ang Taoist Tibet Tibetan tion trade tradition Valley Western Yangtze Yüan Yunnan