机读格式显示(MARC)
- 000 00832cam 2200253 a 4500
- 008 19920303s1980 mx a b 00000 eng
- 245 00 |a Planning technologies appropriate to farmers : |b concepts and procedures / |c by Derek Byerlee ... [et al.].
- 260 __ |a Mexico : |b CIMMYT., |c 1980.
- 300 __ |a 71 p. : |b ill. ; |c 28 cm.
- 504 __ |a Includes bibliographies.
- 650 _7 |a Agriculture |x Technique.
- 700 1_ |a Byerlee, Derek.
- 710 20 |a International Maize and Wheat Improvement Center (CIMMYT).
- 905 __ |a CAU |f S-3/PTA |b 49777(or.)
- 907 __ |a CAU |f S-3/PTA |b 49777(or.)
- 999 __ |t E |A xy1 |a 20060413 08:23:28 |G unknown |g 19980101 |I xy1 |i 20060413 08:23:4