TY - BOOK ID - 127878422 TI - Nitrogen fixation PY - 1998 SN - 0521640474 052164853X PB - Cambridge : Cambridge university press, DB - UniCat KW - Nitrogen-fixing microorganisms. KW - Nitrogen KW - Root-tubercles. KW - Fixation. UR - https://www.unicat.be/uniCat?func=search&query=sysid:127878422 AB - ER -