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This book is an essential reference source covering the chemical elements that are nutrients for plants or grazing animals. It deals with the concentrations and transformations of these elements in soils, grassland plants, and ruminant animals, particularly cattle and sheep. For each element, the following data are given: forms occurring in soil, factors that affect availability and concentration, uptake and distribution in grassland plants, role in animal nutrition, amounts and forms excreted by grazing animals, and concentrations needed by ruminant animals.
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The SAGE Handbook on Decision Making, Assessment and Risk in Social Work provides a comprehensive overview of key debates and issues; and gives pointers on future directions for practice, research, teaching, management of services, and development of theoretical understandings. It′s key aim is to support the development of sound, applied ‘science’ (knowledge) and values to underpin reasoned, reasonable professional judgement and decision making by social workers in practice and those in management and regulatory roles.