| 标题 |
Soil Testing Part 13: Method for determination of soil exchangeable calcium and magnesium
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| 网址 |
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| DOI |
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| 其它 | MoA, 2006. NY/T 1121.13-2006: Soil Testing Part 13: Method for determination of soil exchangeable calcium and magnesium. Ministry of Agriculture of the PRC, China Standards Press. |
| 求助人 | |
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(2025-6-4)