International rice testing program. (1980). Preliminary summary of 1979 IRTP nurseries. Philippines: The international rice research institute.
シカゴスタイル引用形International rice testing program. Preliminary Summary of 1979 IRTP Nurseries. Philippines: The international rice research institute, 1980.
MLA引用形式International rice testing program. Preliminary Summary of 1979 IRTP Nurseries. Philippines: The international rice research institute, 1980.
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