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Persistent link: https://www.econbiz.de/10001364183
Governments intervene in the agricultural sector through policies that both support and shape agricultural production. This leads to two important outcomes. First, agriculture specific programmes intended to increase the welfare of farmers can become capitalised into asset values. Second, many...
Persistent link: https://www.econbiz.de/10012440556
The method described in this Test Guideline is based on soil column chromatography in disturbed soil. Two types of experiments are performed to determine (i) the leaching potential of the test substance, and (ii) the leaching potential of transformation products in soils under controlled...
Persistent link: https://www.econbiz.de/10012441775
This Test Guideline describes a laboratory test method designed to investigate long term potential effects of a single exposure of agrochemicals/non agrochemicals on carbon transformation activity of soil microorganisms. A minimum of two test concentrations are recommended for agrochemicals...
Persistent link: https://www.econbiz.de/10012441945
This Test Guideline is designed for assessing the effects of chemicals on the reproduction of collembolans in soil. The parthenogenetic Folsomia candida is the recommended species for use, but an alternative species such as sexually reproducing Folsomia fimetaria could also be used if they meet...
Persistent link: https://www.econbiz.de/10012442473
The method described in this Test Guideline is designed for the evaluation of the mineralisation rate of a 14C-labelled compound in soil. The method is applicable to volatile or non-volatile, soluble or insoluble compounds which are not inhibitory to micro-organisms. The basic test consists on...
Persistent link: https://www.econbiz.de/10012446683
This Test Guideline describes a laboratory test method designed to investigate the long-term effects of chemicals, after a single exposure, on nitrogen transformation activity of soil microorganisms. Sieved soil is amended with powdered plant meal and either treated with the test substance or...
Persistent link: https://www.econbiz.de/10012446769
Interest in the quality and health of soil has grown with the recognition that soil is vital not only to production of food and fibre, but also to the smooth functioning of the ecosystem, and overall environmental stability. Strategies for sustainable management include conserving essential soil...
Persistent link: https://www.econbiz.de/10012448061
This Test Guideline is designed for assessing the effects of chemicals on the reproduction of collembolans in soil. The parthenogenetic Folsomia candida is the recommended species for use, but an alternative species such as sexually reproducing Folsomia fimetaria could also be used if they meet...
Persistent link: https://www.econbiz.de/10012449811