000 00371nam a2200145Ia 4500
008 170101s1970 xx 000 0 und d
082 _aPR 631.7 C32S
100 _aChawla, Jagdish Kumar
245 0 _aSprinkler irregation
260 _aLudhiana
_bPAU
_c1970
300 _a29cm. 72
650 _aSPRINKLER IRRIGATION
653 _aSPRINKLER IRRIGATION
942 _2ddc
_cT
999 _c18828
_d18828