000 00375nam a2200133Ia 4500
008 180611s9999||||xx |||||||||||||| ||und||
041 _aen
082 _a1.406310587
100 _aPARAMANATHAN Shiamala.. ed.
245 2 _aA Comparative study of Polythene Line-Furron and Basin irrigation Methods on Wat
260 _bBatticaloa
_c1987
300 _a(xviii),92
942 _cLL
999 _c30208
_d30208