Housing. Many dairy cattle are housed during the winter period, when grass is not growing. Some herds may be housed all year-round (known as âzero-grazingâ).The RSPCA does not support systems housing dairy cattle all year round.Two types of housing system are generally used:ousing. Many dairy cattle are housed during the winter period, when grass is not growing. Some herds may be housed all year-round (known as âzero-grazingâ).
annulus â(plural annuluses or annuli). 1  A ring-or donut-shaped area or structure. ( 2 geometry) The region in a plane between two concentric circles of different radius. ( 3 topology) Any topological space homeomorphic to the region in a plane between two concentric circles of different radius.
A bulging annulus means the edge of the disc adjacent to the spine (usually) has bulged posteriorly and may dent or impinge upon the spinal sac, the nerve roots, or the spinal cord. An annular fissure is a crack or tear or the disc annulus (the outer coating of the disc, as opposed to the center part (nucleus).n annular disc tear is when the substance of the annulus fibrosus rips or tears, allowing the highly pressurized and nucleus pulposus to escape outward toward the outer third of the disc. + 30 others found this useful.