KATHMANDU, Jan. 21 (Xinhua) -- The Sunsari district in eastern Nepal imposed ban Monday on poultry products from India due to fear of bird flu.

    According to a leading website, eKantipur.com report, the daily import of poultry and eggs via Sunsari custom office, Devanjang, Ghantabari, Laukahi, Kusaha, Magadhwa and other ports have been banned, said border security director Rajesh Ghimire.

    Poultry products worth 500,000 Nepali rupees (some 8,064 U.S. dollars) are imported daily from Bihar, India.

    Meanwhile, Koshi Tappu Wildlife Reserve in eastern Nepal, some 200 km east of Kathmandu, home to the largest variety of birds in the world, has been on high alert.

    An official of the reserve's Administration Committee, Rabin Ghimire, said that the high alert was necessary as hundreds of birds from India migrate to the reserve in this season.

    An earlier report said that the threat of bird flu spread in Jhapa district in eastern Nepal have increased after the finding of avian influenza cases in Dinajpur and Birbhum areas of West Bengal of India.

    According to the National News Agency RSS report, experts said the threat is more real due to the open border between Nepal and India.

    Acting Chief at the kakarvitta Quarantine Post Kaushalendra Jha said more caution is needed to prevent the entry of the disease.

    He said bird flu cases have been reported on Sunday by Indian media in Siliguri as well. Siliguri is just 50 km far from the border.

    Jha said all border check posts, police posts and border security personnel have been ordered by the district administration office to strictly ban the entry of