@base . a ; "0971-3395" ; . a . "India" . a ; . a , , ; , , ; "Journal of Agricultural Issues." ; ; ; "0971-3395" ; ; "0971-3395" ; ; "0971-3395" ; "Journal of Agricultural Issues." , "Journal of Agricultural Issues" ; . . a , ; "Journal of Agricultural Issues" . a ; ; "20041117062500.0"^^ ; ; . a ; "0971-3395" ; .