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The Fertiliser Manual (the 8th Edition of RB209) replaces the old Fertiliser Recommendations 7th edition (2000). It provides recommendations for the use of lime and major nutrients (N, P, K, S, Mg, Na) on most field-grown crops including arable, grassland, field vegetables and fruit. Additionally, it provides details of the content and supply of nutrients from a wide range of organic manures, and provides a wide range of background information on nutrient management. Defra, Welsh Assembly Government and FACTS, RB209 8th Edition, ISBN 978-0-11-243286-9, June 2010.
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