View Full Document. ï¬ 1  Primers determine the specificity of the PCR reaction. ï¬ The distance between the primer binding sites will determine the size of the PCR product. 2  T m ï¬ For short (14â20 bp) oligomers: ï¬ T m = 4Â° (GC) + 2Â° (AT)
Estrus, or heat, is the period in which the doe will stand and allow the buck to breed her. This phase of the reproductive cycle may last between 12 to 36 hours. The period from one heat cycle to the next is referred to as the estrous cycle. In goats, the estrous cycle occurs every 18 to 24 days, or 21 days on average.
BUCK HOUSING AND MANAGEMENT. Male goats have one purpose in life -- breeding. The instinct to reproduce is stronger than anything else -- even eating; bucks will often go off-feed when in rut.Producers should give much thought and preparation into buck housing, pasturing, and overall management.A primary consideration is good fencing.he instinct to reproduce is stronger than anything else -- even eating; bucks will often go off-feed when in rut. Producers should give much thought and preparation into buck housing, pasturing, and overall management. A primary consideration is good fencing.