1. The hybrid had given him low yield the previous year.
2. It is a long duration crop and farmers could grow two crops in that duration.
3. The agricultural officer had not heard of the traditional long duration varieties of rice. He was aware of only the hybrid varieties that gave quick yield. So visiting the agricultural office was not useful.
4. The market didn’t recognize Kasbai anymore as a variety of rice, it had lost its popularity. If they grew it they wouldn’t be able to sell it. So people didn’t grow it.