00470nam a2200169Ia 4500 140316s9999 xx 000 0 und d 631.4 MAT/PR Proceedings of the national workshop on soil resource management Thiruvananthapuram Soil survey organisation 2005 xix,427p. Precision farming Soil resources Kunnumkal,Mathew C ddc BK 15047 15047 0 0 ddc 0 0 KAUCLV KAUCLV GENERAL 2014-03-18 2 631.4 MAT/PR 804886 2018-03-08 00:00:00 2018-02-12 2014-03-18 BK