00441nam a2200157Ia 4500008004100000020001500041082001600056100001800072245003500090260003900125300000800164650004100172650003400213653002600247653001000273170901s1994    xx            000 0 und d  a0873717309  a631.45bU4M  aUnger Paul W. 0aManaging Agricultural Residues  aBoca RatonbLewis Publishersc1994  a448  aAgriculture and related technologies  aTechnology (Applied sciences)  aAgricultural residues  aSoils