The same basic population C0 had been selected for four cycles with Dominant male sterile wheat by means of the half-sib mating recurrent selection and the mass recurrent selection programmes.
On P4 halfcycles are possible due to the double-clocked ALU.
由于双时钟的ALU, 因此在P4 上可能有半个时钟周期。
3
In this case the cross is headed directly higher without seeing much of a pause into the second half of the month. Such strength should be delayed of out reading of the cycles is correct.