A Portable Tape Recorder for Taking Field Notes1
Watkins, P. W., Malm, N. R., Hittle, C. N., Seif, R. D.Volume:
52
Year:
1960
Journal:
Agronomy Journal
DOI:
10.2134/agronj1960.00021962005200110022x
File:
PDF, 75 KB
1960