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1998 · External reference

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What is the public interest in biodiversity conservation for agriculture?

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Postwar nitrogen use efficiency in West German agriculture and groundwater quality

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Soil biological criteria as indicators of soil quality: Soil microorganisms

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Farming, fertilizers and the greenhouse effect

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Peat, zeolit and basalt as adsorbents of ammoniacal manure nitrogen

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Effect of Ca and Mg additions to manure on ammonia volatilization during manure decomposition

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