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01257nam a2200433 i 4500 |
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|a Universidad Nacional Agraria
|b spa
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|a F04
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| 911 |
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|a M
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| 978 |
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|a EMF
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|a 21-03-2002
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|a EMF
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|a 31-10-2003
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|a TEXTO
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| 991 |
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|a MARMO
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| 991 |
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|a AGMOC
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|a ISBN 85-87578-02-2
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|a 015025
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|a spa
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|a F04 U79
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1 |
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|a Urquiaga, S.
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| 700 |
1 |
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|a Zapata, F.
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| 245 |
1 |
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|a Manejo eficiente de la fertilización nitrogenada de cultivos anuales en América Latina y El Caribe
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| 260 |
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|a Porto Alegre (Brasil) :
|b ,
|c 2000
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| 264 |
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|a Porto Alegre (Brasil) :
|b ,
|c 2000
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| 300 |
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|a 110 p.
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| 500 |
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|a Ilus.; 99 ref.
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| 650 |
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|a ABONOS NITROGENADOS
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| 650 |
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|a CULTIVOS
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| 650 |
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|a PRODUCTIVIDAD DE LA TIERRA
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|a SISTEMAS DE CULTIVO
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| 650 |
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|a MEDIO AMBIENTE
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| 942 |
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|c BK
|2 agris
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|a 01
|b 01
|8 CG
|c CG
|y BK
|p L0155/02c01
|o F04 U79
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|a 01
|b 01
|8 CG
|c CG
|y BK
|p L0371/03c02
|o F04 U79
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|a 01
|b 01
|8 CG
|c CG
|y BK
|p L0372/03c03
|o F04 U79
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|a 01
|b 01
|8 CG
|c CG
|y BK
|p L0373/03c04
|o F04 U79
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|a 01
|b 01
|8 CG
|c CG
|y BK
|p L0374/03c05
|o F04 U79
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| 952 |
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|a 01
|b 01
|8 CG
|c CG
|y BK
|p L0819/03c06
|o F04 U79
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