GAS CHROMATOGRAPHIC DETERMINATION OF UREASE ACTIVITY IN SOILS
In: Proceedings of the Academy of Sciences of the Estonian SSR. Biology, Band 30, Heft 2, S. 158
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In: Proceedings of the Academy of Sciences of the Estonian SSR. Biology, Band 30, Heft 2, S. 158
In: Proceedings of the Estonian Academy of Sciences. Geology, Band 45, Heft 3, S. 121
ISSN: 1736-7557
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