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101by Wengui Li, Unger, Fred, Xiangdong Yang, Shibiao Yang, Gilbert, J., Jing Fang, Guorong Yang
Published 2013-07-02Conference Paper bibliotecaCGIAR -
102by Guorong Yang, Shibiao Yang, Unger, Fred, Xiangdong Yang, Wengui Li, Jing Fang, Gilbert, J.
Published 2013-06-06Conference Paper bibliotecaCGIAR -
103Digital revistaSCIELO
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104Digital revistaSCIELO
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105Digital revistaSCIELO
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119Methods of farm management investigations for improving farm productivity Methods of farm management investigations for improving farm productivityby Yang, W.Y.
Published 1980Texto bibliotecaFAO IT -
120Ten-year growth response of 70-year-old lodgepole pine to fertilization in Alberta Ten-year growth response of 70-year-old lodgepole pine to fertilization in Albertaby Yang, R.C.
Published 1985Texto bibliotecaFAO IT