000 00314nam a2200109Ia 4500
008 191031s9999 xx 000 0 und d
100 _aSaravanan (S)
245 3 _aAn economic analysis of well irrigation in theni block of madurai district
260 _bM.Sc Ag. Economics Thesis
260 _c1992
942 _cBK
999 _c218595
_d218595