00320nam a22001097a 4500020001500000082001500015100003900030245005300069250000700122260004700129300003400176  a8122415733  222a631.41  aSarkar, Dipak and Halder, Abhijit,  aPhysical and chemical methods in soil analysis /  aNA  aNew Delhi,bNew Age International,cc2008.  axv,176 p . ; bill. ;c24 cm.