00965cam6a220028900 4500 lce01094040 800327s1980 enka b 001 0 eng 79041785 //r89 GB80 L.35.00 (Sirsi) r94955 (DLC) 79041785 //r89 (UPRA)lce01094040 UPRA QR89.7 .M47 589 Methods for evaluating biological nitrogen fixation / edited by F.J. Bergersen. Chichester [England] ; New York : Chichester [England] ; New York : J. Wiley, c1980. "A Wiley-Interscience publication." Includes indexes. Bibliography: p. 637-680. Nitrogen -- Fixation. Nitrogen -- Fixation. S11184.1 Nitrogen-fixing microorganisms. S41760.1 Bergersen, F. J. A53591.1 QR89.7 lcc -134063 MAIN BOOK ON-SHELF 94955 134446 134446