唐 芳, 郑 毅. 云南省化肥利用现状与提高化肥利用率的措施[J]. 云南农业大学学报(自然科学), 2004, 19(2): 192-198.
引用本文: 唐 芳, 郑 毅. 云南省化肥利用现状与提高化肥利用率的措施[J]. 云南农业大学学报(自然科学), 2004, 19(2): 192-198.
TANG Fang, ZHENG Yi. The Present Status of Chemical Fertilizer Application and Measures of Increasing Utilized Efficiency of Chemical Fertilizer in Yunnan Province[J]. JOURNAL OF YUNNAN AGRICULTURAL UNIVERSITY(Natural Science), 2004, 19(2): 192-198.
Citation: TANG Fang, ZHENG Yi. The Present Status of Chemical Fertilizer Application and Measures of Increasing Utilized Efficiency of Chemical Fertilizer in Yunnan Province[J]. JOURNAL OF YUNNAN AGRICULTURAL UNIVERSITY(Natural Science), 2004, 19(2): 192-198.

云南省化肥利用现状与提高化肥利用率的措施

The Present Status of Chemical Fertilizer Application and Measures of Increasing Utilized Efficiency of Chemical Fertilizer in Yunnan Province

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