pen

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pen

Penicillin, see there.

pen

1. a small enclosure in which animals are restrained for handling or on a long term basis for intensive feeding. Called also corral.
2. female swan.

add-on pen
in a feedlot, one in which cattle are put together a few head at a time over several days or weeks. Has a risk for health problems.
pen check
the daily or twice daily examination of cattle in a feedlot to detect any sick animal. More frequent checks are made in the early period of a feeding program.
pen checker
the specially selected cowboys whose task it is to carry out intensive pen checks.
pen design
includes materials for floor and walls, floor drainage and warmth, disposal of feces and urine, sleep area versus feeding area, troughage and drinking facilities, space and number of occupants proposed.
pen-fed
fed in small, compatible groups in pens to optimize feed utilization.
holding pen
a pen, paddock or yard for holding a group of sheep or cattle temporarily, e.g. before slaughter, after shearing. A pen to which animals are added one by one until a group of sufficient size is accumulated.
pen lambing
the ewes are brought in from the pastures and those close to lambing are brought into pens where they can be kept under close observation to ensure carefree lambing and maximum lamb survival. The pens may be indoors or outside.
pen mating
cows on heat are cut out from the herd and put into the bullpen. Mating is observed and recorded. Provided heat detection is good the reproductive efficiency can be maximal.
pen space
space allocation per head of livestock proposed to be accommodated.
pen sweeps
wool swept up from pens, shearing board, races.
wash pen
a corral or pen with a solid floor and permanent sprinklers or other washing devices that jet upwards for cleaning cows collectively prior to milking. Usually associated with a holding pen.