00389nam a2200109Ia 4500008004100000082002000041245003000061260005500091942000700146999001700153952010900170220204s9999    xx            000 0 und d  a631.4(540)bPRE 0aBenchmark soils of Kerala  aThiruvananthapurambSoil Survey Organisationc2007  cBK  c44570d44570  00104070aMAINbMAINd2021-12-16eGiftl0o631.4(540) PREpG01315r2021-12-16 00:00:00w2022-02-14yBK