00340nam a2200097Ia 4500008004100000082002000041100005900061245008700120260002700207300000800234140113s9999    xx            000 0 und d  a595.13:578   L0  a"Britain, Agriculture & Fisheries & Food (Min. of�)"  aLaboratory methods for  work with plant and soil nematodes Tech. Bull. 2. 5th edn.  a1970bH.M.S.O.cLondon  a148