The New Encyclopędia BritannicaEncyclopędia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 586
... important in tallgrass areas . In subtropical and tropical areas of the world , most of the wild and cultivated grasses belong to the subfamilies Eragrostoideae and Panicoideae . Species of Eragrostis ( love grasses ) , Cynodon ...
... important in tallgrass areas . In subtropical and tropical areas of the world , most of the wild and cultivated grasses belong to the subfamilies Eragrostoideae and Panicoideae . Species of Eragrostis ( love grasses ) , Cynodon ...
Page 633
... importance ) is the Soviet Union , which provides almost 25 percent of all Polish imports and takes about 30 percent of the exports . East Germany , West Germany , and Czechoslovakia , in that order , are the other important trading ...
... importance ) is the Soviet Union , which provides almost 25 percent of all Polish imports and takes about 30 percent of the exports . East Germany , West Germany , and Czechoslovakia , in that order , are the other important trading ...
Page 766
... important are copolymers ( polymers com- posed of several monomer units ) of butadiene and sty- rene , which are made in emulsion with the aid of peroxide catalysts . During the 1940s and 1950s these amorphous elastomeric materials were ...
... important are copolymers ( polymers com- posed of several monomer units ) of butadiene and sty- rene , which are made in emulsion with the aid of peroxide catalysts . During the 1940s and 1950s these amorphous elastomeric materials were ...
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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 groups human important increase individual industry Italy known later lens less light liquid living lower major material means ment methods move movement natural North object occur organic original Peking Pentecostal percent period permafrost personality pest Peter petroleum Philip philosophy photographs plants political position possible practice present printing problems production Quakers range region result rocks similar social South species structure surface temperature theory tion United usually widely