This investigation has analyzed and described the impact of
place on one of man's activities -- the production of sugar beet seed.
It is apparent that in this activity man's relationship to the earth is
especially close and dependent upon a number of factors. These
are localizing factors. Sugar beets...
The first study utilized ova transfer in sheep and involved
hormonal treatments for synchronization of estrus and superovulation
in an investigation of crossbred maternal influences on inbred and
linecross lambs.
Synchronization of estrus in ewes was achieved effectively
with either oral progestogen, 6 α-methyl-17α-hydroxy-progesterone
acetate (60 mg./ewe/day), or intramuscular injections...