00328nam a2200121Ia 450000500170000000800410001702000220005805000150008010000190009524500310011426000440014565000170018920251229172658.0251229s9999    xx            000 0 und d  a978-0-85226-302-0  aS 589 .G55  aGhildyal, B.P. 0aSoil physicscB.P Ghildyal  aNew Delhib New Age Internationalc1987  aSoil Physics