Biological nitrogen fixation
Cameron, Nell
Biological nitrogen fixation [videorecording] / produced by Nell Cameron - England : The Open University Enterprises LTD, [n.d.] - 1 videocassette (VHS) (24 min.) : sd., col., ; 1/2 in.
Copy available in DVD format
Editor, Rill Stillman Editor, Rill Stillman
Speakers: Colin Walker, Andy John Ston
Nitrogen--Fixation
Biological nitrogen fixation [videorecording] / produced by Nell Cameron - England : The Open University Enterprises LTD, [n.d.] - 1 videocassette (VHS) (24 min.) : sd., col., ; 1/2 in.
Copy available in DVD format
Editor, Rill Stillman Editor, Rill Stillman
Speakers: Colin Walker, Andy John Ston
Nitrogen--Fixation
