Despite economic crisis, Bush urges the US and other wealthy nations to maintain foreign aid.
Proposals include improved seed types, better roads, and more-efficient irrigation systems.
Critics decry slashing of agricultural aid as US tries to balance competing foreign relief priorities.
Afghans sought help for its $50 billion five-year plan as donors met in Paris June 12.
Without aid coming along Burma's Asian Highway, Burmese head east to find help.