000 00308nam a2200109Ia 4500
008 170101s1988 xx 000 0 und d
082 _a631.7 KAN
100 _aKanwnr, J.S
245 0 _aWater management the key to developing agricultire
260 _bAgricolture publishing acadamy
_c1988
942 _2ddc
_cRS
999 _c396881
_d396881