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2015 Publications

Technical note (TN669): Ovine pulmonary adenocarcinoma (OPA)

Ovine pulmonary adenocarcinoma (OPA also known as Jaagsieke) is a contagious viral disease that leads to lung cancer of sheep. It is caused by Jaagsieke sheep retrovirus (JSRV). It is a significant production limiting disease in many countries of the world including the UK. All breeds are susceptible to OPA and no single breed has been shown to be more susceptible than another.

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Technical note (TN668): Managing soil phosphorus

Efficient soil P management is challenging due to the varying ability of soils to mediate and regulate plant available forms of P. Farmers and land managers in Scotland are now able to access farm level information about their soils making it possible to provide more accurate P management advice.

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