00311nam a2200109Ia 4500 130903s9999 xx 000 0 und d PH631.674.5(041) M3 A kit for drip irrigation Coimbatore Water Technology Centre 1983 "Sivanappan, R K" Drip irrigation 0 0 ddc 0 0 KSD KSD 2013-09-04 0 PH631.674.5(041) M3 G 1220 2013-09-04 00:00:00 2013-09-04 GRBK 10594 10594