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LEADER |
01043nam a2200397 i 4500 |
007 |
ta |
040 |
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|a Universidad Nacional Agraria
|b spa
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907 |
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|a E16
|
908 |
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|a E14
|
911 |
|
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|a MS
|
978 |
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|a RSM
|
979 |
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|a 24-02-2000
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980 |
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|a MDR
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981 |
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|a 22-11-2010
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991 |
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|a DOC
|
991 |
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|a PASIVO
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991 |
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|a PASNO10
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035 |
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|a 009790
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041 |
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|a eng
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092 |
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|a P E16 R381
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100 |
1 |
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|a Rejesus, R.M.
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700 |
1 |
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|a Heisey, P.W.
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700 |
1 |
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|a Smale, M.
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245 |
1 |
0 |
|a Sources of productivity growth in wheat : a review of recent perfomance and medium-to long-term prospects
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260 |
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|a México (México) :
|b ,
|c 1999
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264 |
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|a México (México) :
|b ,
|c 1999
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300 |
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|a 50 p.
|
490 |
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|a Economic working paper (México)
|
500 |
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|a Ilus.; 169 ref.
|
650 |
|
7 |
|a ECONOMIA DE LA PRODUCCION
|
650 |
|
7 |
|a SOSTENIBILIDAD
|
650 |
|
7 |
|a PRODUCTIVIDAD
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650 |
|
7 |
|a POLITICA DE DESARROLLO
|
650 |
|
7 |
|a POLITICA ECONOMICA
|
942 |
|
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|c BK
|2 agris
|
952 |
|
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|a 01
|b 01
|8 CG
|c CG
|y BK
|p D0607/99
|o P E16 R381
|