00850cam a2200253 i 45000010008000000030008000080050017000160080041000330100017000740150009000910200033001000400039001330500022001720820021001942450074002152600038002893000025003273650015003525040053003675050079004206500024004996500036005237000037005594664138BD-DhUL20141218172651.0800905m19819999enk      b    001 0 eng    a   80040612   aGB80  a0198545525 (v. 2) :c£16.00  aDLCcDLCdDLCdOCoLCdDLCdBD-DhUL00aQR89.7b.N55 198100a581.133219bBRN00aNitrogen fixation :bVol. 2 : Rhizobium /cedited by W. J. Broughton.  aOxford :bClarendon Press ;c1982  av. :bill. ;c24 cm.  aS$b110.70  aIncludes bibliographical references and indexes.1 av. 1. Ecology.--v. 2. Rhizobium.--v. 3. Legumes.--v. 4. Molecular biology. 0aNitrogenxFixation. 0aNitrogen-fixing microorganisms.1 aBroughton, Williamq(William J.)