This gives flexibility to producers that might decide to inseminate cows that display estrus after the second [PGF.sub.2a] of the presynchronization, or inseminate all cows at timed AI.
These combined effects of environment and animal biology limit our ability to detect estrus and inseminate cows.
But, the spermatheca is a "last in, first out" structure, thus if any further males
inseminate a female, the last mate's sperm is the first in line to fertilise an egg.
Gavin Mellor, 29, made legal history yesterday by asking the High Court in London to overturn the Home Office's refusal to allow him to artificially
inseminate his wife.
"Despite several natural matings from Tembo, she did not get pregnant so a decision was taken to artificially
inseminate."
Zoo officials tried to artificially
inseminate Bai Yun last year but the attempt wasn't successful.
THAT twittering twerp Jeremy Spake helped to artificially
inseminate a turkey in Toughest Jobs In Britain (Thursday BBC1), a programme which literally sucked.
The ruling was a victory for Home Secretary Jack Straw who opposed Mellor's plea to artificially
inseminate his wife Tracey, who met him while she was a prison officer at Gartree jail in Leicestershire.
Gavin Mellor, 29, asked the High Court to topple a Home Office refusal to allow him artificially to
inseminate his wife.
In the second, often done at home, the biological dad artificially
inseminates the surrogate, who is then the child's biological mum.
In the second type, often done at home, the biological dad artificially
inseminates the surrogate, who is then the child's biological mum.