作者: C.G. Kowalenko , K.C. Ivarson , D.R. cameron
DOI: 10.1016/0038-0717(78)90068-8
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摘要: … by N fertilization, rccovery of fertilizer N bv difference would be ovcr-estimated. Some prelim-inary data presented suggested that there was a differential effect on N transformations (…