The New Encyclopædia BritannicaEncyclopædia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 48
... particular plot of ground not only caused undesirable changes in the physical structure of the soil but also drained the soil of its nutrients . The practice of crop rotation was discovered to be a useful way to maintain the condition ...
... particular plot of ground not only caused undesirable changes in the physical structure of the soil but also drained the soil of its nutrients . The practice of crop rotation was discovered to be a useful way to maintain the condition ...
Page 749
... particular solution of the nonhomogeneous equation ( 161 ) , then the solution of the initial value problem for the differential equation is the sum of Y ( x ) and a linear combination , a with constants ci and C2 , of yı ( x ) and yz ...
... particular solution of the nonhomogeneous equation ( 161 ) , then the solution of the initial value problem for the differential equation is the sum of Y ( x ) and a linear combination , a with constants ci and C2 , of yı ( x ) and yz ...
Page 1133
... particular tone . There is still debate as to whether the basilar membrane or the tectorial membrane is the chief one that vibrates in response to a particular tone . Since both membranes are graduated in size , large at one end of the ...
... particular tone . There is still debate as to whether the basilar membrane or the tectorial membrane is the chief one that vibrates in response to a particular tone . Since both membranes are graduated in size , large at one end of the ...
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activity American animals appear areas authority become body called cause cells central century charge common complex conservation consists constant constitution consumer contain continental continued copper cosmic rays countries court crime criminal Crusade direct early effect electron elements energy England established Europe evidence example exist fact field force ground groups House important increase individual industrial involved Italy known land later less letters limited living major material means measure ment metal natural occur organic original particles particular party percent period person play political population position present problems protection reefs region remains result rule social South species structure theory tion United usually various