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Nurhaliza M. SHAHIDIN
Faculty of Agriculture, Universiti Putra Malaysia Faculty of Plantation and Agrotechnology, Universiti Teknologi MARA Perlis
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Roslan ISMAIL
Faculty of Agriculture, Universiti Putra Malaysia
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Khairun N. KAMARUDIN
Graduate School of Agriculture, Kindai University
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Susumu S. ABE
Graduate School of Agriculture, Kindai University