S. Khanal, A. Shrestha, N. Kafle, S. Khanal, P. Koirala S. Khanal1, A. Shrestha1*, N. Kafle2, S. Khanal1, P. Koirala1 1Agriculture and Forestry University, Faculty of Agriculture, Rampur, Bharatpur 44200, Chitwan, Nepal. 2Department of Agriculture Economics, Institute of Agriculture a