01013cam a2200289 i 4500001000700000003000800007005001700015008004100032010001700073015001500090020002500105040002700130050002400157082001500181100003700196245017800233250001200411260005000423300003500473490002600508500002000534504003200554650004900586700003500635700002900670830002400699803167BD-DhUL20141128112747.0750130s1974    enka     b    001 0 eng    a   75300835   aGB74-22046  a0632005310 :c£3.75  aDLCcDLCdDLCdBD-DhUL00aQH96.8.P7bV64 197400a574.5bVOA1 aVollenweider, Richard A.,d1922-12aA manual on methods for measuring primary production in aquatic environments /cedited by Richard A. Vollenweider with the collaboration of J. F. Talling and D. F. Westlake.  a2nd ed.  aOxford [etc.] :bBlackwell Scientific,c1974.  axvii, 225 p. :bill. ;c21 cm.1 aIBP handbook ; no. 12  aIncludes index.  aBibliography: p. [197]-223. 0aPrimary productivity (Biology)xMeasurement.1 aTalling, J. F.q(John Francis)1 aWestlake, Derek Francis. 0aIBP handbook ;v12.