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StndyonSoilMagneticEffectYIYAN-LIandLIUXIAO-YI(ShenyangAgriculturalUniversity,Shenyang110161(China)(ReceivedFebruary25,1995;r...
StndyonSoilMagneticEffectYIYAN-LIandLIUXIAO-YI (Shenyang Agricultural University, Shenyang 110161 (China) (ReceivedFebruary25, 1995; r