Spatial assessment of topsoil zinc concentrations

A high resolution spatial assessment of topsoil Zn concentrations • Mean Zn concentration is 47 mg kg −1. • One percent of all samples had concentrations above 167 mg kg −1. • texture and pH are most important drivers for the variation in topsoil Zn. • Highest Zn concentrations are found near Zn deposits ...

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– Bouma …

Environmental quality is a major political concern and the important role of the is widely recognized. However, still has an important role to play in translating good intentions into policies supporting the implementation of innovative management procedures that can ensure sustainable production systems in harmony with nature.

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Sustainable management: knowledge use and gaps in …

The objective of this article is to assess the current state of knowledge, knowledge use and knowledge gaps concerning sustainable management . This study is based on interviews with 791 stakeholders and 254 researchers and on a comprehensive review of >1800 documents carried out under the Joint Programme on agricultural ...

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An assessment of policies affecting Sustainable …

This paper analyses soils-related policies and in and regions. Our approach breaks down policy packages at , national and regional levels into strategic objectives, operational objectives, policy measures and expected impacts, and assesses the relationships between these elements and stakes.

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Conservation : Wish or Reality? – Panagos …

loss occurs not because of any lack of knowledge on how to protect soils, but a lack in policy governance. The average rate of loss by sheet and rill erosion is 2·46 Mg ha −1 yr −1. To mitigate the impacts of erosion, the Union's Common Agricultural Policy has introduced conservation measures which reduce ...

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Agroforestry Benefits and Challenges for Adoption …

degradation is a global concern, decreasing the ’s ability to perform a multitude of functions. , one of the leading causes of degradation is unsustainable agricultural practices. Hence, there is a need to explore alternative production systems for enhanced agronomic productivity and environmental performance, such as agroforestry systems (AFS). Given this, the ...

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The History of : The …

Early systematic mapping dates back to the early times of in the 19th Century and was developed at National scales mostly for taxation purposes. National classification systems emerged out of the various scientific communities active at that time in leading countries like Germany, Austria, France, Belgium, United Kingdom and many others. Different scientific ...

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