The social and economic objectives of society in the United
States are many and varied. All objectives, in turn, cannot be
achieved simultaneously because of a finite resource base. The problem
of finding an optimum, in some sense, level of achievement for
the various objectives is complicated by lack of...
Two experiments were conducted to investigate the effects of
p, p'-DDE and p, 'Dr-DDT on the performance of Coturnix quail (Co-.
turnix coturnix japonica) fed an adequate and deficient calcium diet.
In Experiment I four hundred day-old Coturnix quail of mixed
sex were fed 0 and 50 ppm of p,...