Effects of 15 years of manure and mineral fertilizers on enzyme activities in particle-size fractions in a North China Plain soil
| Autor: | Liang, Qiong, Chen, Haiqing, Gong, Yuanshi, Yang, Hefa, Fan, Mingsheng, Kuzyakov, Yakov |
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| Zdroj: | In European Journal of Soil Biology January-February 2014 60:112-119 |
| Databáze: | ScienceDirect |
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