机构:
UNIV NEW ENGLAND,DEPT AGR ECON & BUSINESS MANAGEMENT,ARMIDALE,NSW 2351,AUSTRALIAUNIV NEW ENGLAND,DEPT AGR ECON & BUSINESS MANAGEMENT,ARMIDALE,NSW 2351,AUSTRALIA
ZHANG, WF
MAKEHAM, J
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机构:
UNIV NEW ENGLAND,DEPT AGR ECON & BUSINESS MANAGEMENT,ARMIDALE,NSW 2351,AUSTRALIAUNIV NEW ENGLAND,DEPT AGR ECON & BUSINESS MANAGEMENT,ARMIDALE,NSW 2351,AUSTRALIA