In {TAIL ~ the practice} of the present invention, {HEAD ~ the hybrid seed} generally forms at least about 97% of the total seed 
In { TAIL ~ the practice } of the present invention , { HEAD ~ the hybrid seed } generally forms at least about 97 % of the total seed
REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH