00417nam a2200145Ia 4500008004100000082001700041100001800058245002700076250000600103260006000109300000800169650004100177650003400218653001900252170901s1973    xx            000 0 und d  a631.41bJ13S  aJackson, M.L. 0aSoil Chemical Analysis  a2  aNew DelhibPrentice Hall of India Private Limitedc1973  a498  aAgriculture and related technologies  aTechnology (Applied sciences)  aSoil chemistry