In the United States railroad industry a hostler is a type of railroad engineer who moves locomotives in and out of service facilities.  1 Hostler - Definition and More from the Free Merriam-Webster Dictionary. 2  EtymologyOnLine- Hostler.  3 909.663-010: HOSTLER (motor trans.) alternate titles: hook-up driver; yard spotter.
The purpose of radioactive seed localization (RSL) of non-palpable lesions is to localize suspicious tissues for excision with the use of radioactive seeds. RSL differs from current localization procedures, whereby a non-radioactive wire is implanted into the lesion site and excised along with the affected tissue.
Seed dispersal is the movement or transport of seeds away  from the parent plant. Seeds can be dispersed away from the parent  plant individually or collectively, as well as â¦ dispersed in both  space and time.he patterns of seed dispersal are determined in  large part by the dispersal mechanism and this has important  implications for the demographic and genetic structure of plant  populations, as well as migration patterns and species  interactions.