00282nam a2200109Ia 4500008004100000041000800041082001600049100001600065245002500081260005800106300000800164231228s2006    xx            000 0 und d  aeng  a577.55bKUM  aKUMAR (H.D)  aAgricultural Ecology  aNew DelhibA.P.H Publishing Corparate New Delhic2006  a314