Here is your short paragraph on Baisagu festival:
Baisagu is basically the Bohag-Bihu festival celebrated by the Bodo-Kacharis of Assam.
Among Darrang Kacharis, Bohag-Bihu festival lasts for seven days, during which little or no work is done, the whole period being given up to merry- during which little or no work is done, the whole period being given up to merrymaking, dancing, feasting, etc.
On the opening day all cattle are taken to the nearest river or tank and there formally bathed and afterwards sprinkled with a preparation compounded of rice-bur (zu), tomatoes, and turmeric.
The horns are smeared with oil, and occasionally with oil, ashes and pounded rice-flour are applied in patches to the bodies of the cattle. After this duty is over, the people engage themselves in merry making, dancing and singing.