Ms Ayeni said Nigeria is one of the largest producers of cowpea globally.
Mrs Okonjo-Iweala said that Nigerian cowpea and sesame exports had increasingly faced rejections in several destination markets.
The Australian government has reached a deal with China that could lead to lifting tariffs on barley introduced in 2020.
WTO has suggested that the carbon footprint of global trade be reduced through lower tariffs and the transport of goods in a more climate-friendly way.
“Smaller supplies and higher prices for food mean that the world’s poor could be forced to do without. This must not be allowed to happen.”
“The individual you mention (sic) is not known to us and has not been a student with us at any time,” the institution told The Gazette.
Until his appointment, Mr Abdulahmid was the Acting Head Charge d’ Affaires of Nigeria Trade Office to the WTO, Geneva, Switzerland.
This is the first time in WTO’s history that a woman would be director-general.
Ex-finance minister Okonjo Iweala is vying for the DG role.
The global trade body says the Nigerian is a shoo-in for the first female director-general.
