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| Status and transformation of phosphorus in tropical soils of china with ... 会议论文 Phosphorus and potassiumin the tropics, Malaysias socienty of soil science, 1981 Jiang Bai-fan,Lu Ru-kun,Li Ching-kwei
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| Forms and transformation of soil phosphorus and the effective application of... 会议论文 Proceedings of the inter. symposium..., 1986 Jiang Bai-fan,Lu Ru-kun,li Ching-kwei
![](/themes/default/image/downing1.png) 收藏  |  浏览/下载:24/0  |  提交时间:2011/04/02 |
| Forms and transformation of soil phosphorus and the effective application of... 会议论文 Proceedings of the inter. symposium..., 1986 Jiang Bai-fan,Lu Ru-kun,li Ching-kwei
![](/themes/default/image/downing1.png) 收藏  |  浏览/下载:4/0  |  提交时间:2011/04/02 |
| Effectiveness of partially acidulated phosphate rock in red earth area of china 会议论文 SRSAP(Abstracts), Nanjing, 1990 Lu Ru-kun
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| Inorganic reaction influencing P cycling 会议论文 Symposium on P requirement for sustaina, Manila, 1989 Lu Ru-kun,S.K.Syers
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| Phosphorus management for submerged rice soils 会议论文 Transactions of the 12th inter. congress, Symposia paper, 1982 Lu Ru-kun,Jiang Bai-fan,Li Ching-kwei
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| Phosphorus management for submerged rice soils 会议论文 Transactions of the 12th inter. congress, Symposia paper, 1982 Lu Ru-kun,Jiang Bai-fan,Li Ching-kwei
![](/themes/default/image/downing1.png) 收藏  |  浏览/下载:25/0  |  提交时间:2011/04/01 |
| Inorganic reaction influencing P cycling 会议论文 Symposium on P requirement for sustaina, Manila, 1989 Lu Ru-kun,S.K.Syers
![](/themes/default/image/downing1.png) 收藏  |  浏览/下载:79/0  |  提交时间:2011/04/01 |
| Nutrient status and fertilization of upland soils in tropical and subtropical 会议论文 Proceedings of inter. conference on the, Nanjing, 1986 Xie Jian-chang,Lu Ru-kun
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| The fertility and fertilizer use of the important paddy soil of china 会议论文 Proceedings of symposium on paddy soil, 1981 Lu Ru-kun
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