00513nam a2200181Ia 4500008004100000082001600041100002300057245003500080250000600115260004900121300000800170650004100178650003400219653001600253653001900269700002100288700002200309170901s1985    xx            000 0 und d  a631.8bT54S  aTisdale, Samuel. L 0aSoil Fertility and Fertilizers  a4  aNew YarkbMacmillan Publishing Companyc1985  a754  aAgriculture and related technologies  aTechnology (Applied sciences)  aFertilizers  aSoil fertility  aBeaton, James. D  aNelson, Werner. L