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澳大利亚土壤访华代表团成员、联邦科学与工业研究组织土壤研究所著名土壤生物化学家莱德博士(Dr.M.J.Ladd)和物理化学家罗帕奇博士(Dr.M.Raupch)于1982年6月9日至13日来沈进行了考察访问.在省土壤学会
A member of the Australian Soil Visiting Delegation, a renowned soil biochemist Dr. MJ Ladd of the Institute of Soil Science of the Commonwealth Scientific and Industrial Research Organization, and a physicist Dr. M. Raupch in 1982 6 Shen from 9 to 13 January conducted a study tour