4 in Kenya to keep up the pressure for a deal while the G20 group will meet in New Delhi on March 18-19. Brazil, which leads the G20, has called for unity within the diverse group, which agrees on freeing trade in farm goods but differs on opening markets in services and manufactured products. India, a key G20 country along with China and Brazil, is concerned that removing distortions in agriculture markets is overshadowing all other issues in the Doha round of trade talks. It also wants to ensure liberalisation of the service sector. "We have to make sure this is the Doha round and not the agriculture round," said Indian Commerce Minister Kamal Nath. Negotiators have hardly begun to settle differences in the service sector, with the WTO warning that failure to make progress in this area, which includes banking, insurance and information technology, could scuttle the whole Doha round. --More 2123 Local Time 1823 GMT