00417nam a2200145Ia 4500008004100000020000500041082001800046100000500064245006900069260005500138300001400193650002200207650001900229700002300248140316s9999    xx            000 0 und d  a  a631.4bMAT/PR  a  aProceedings of the national workshop on soil resource management  aThiruvananthapurambSoil survey organisationc2005  axix,427p.  aPrecision farming  aSoil resources  aKunnumkal,Mathew C