000 | 00400 am a2200121 a 4500 | ||
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100 | 1 | _aFujisaka, S. | |
245 | 1 |
_aWild pigs, poor soils, and upland rice _ba diagnostic survey of sitiung, sumatra, Indonesia |
|
260 |
_aManila _c1991 |
||
300 | _a1-9 p. | ||
942 |
_2udc _cB |
||
440 | _aSoils, Rice, Diagnostic International Rice Research Institute. Research Paper Series No. 155 | ||
901 | _aS57865 | ||
999 |
_c114353 _d114353 |