00372nam a2200109Ia 4500008004100000245006700041260001100108260004000119490004000159500003700199650002600236220217s9999    xx            000 0 und d 0aBritish Standards: Agricultural, dairying and allied interests  aLondon  c1982bBritish Standards Institution  aSectional list of British Standards  aStandard number: SL 31  May 1982  aAgriculture, dairying