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| LEADER |
01393nam a2200469 i 4500 |
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| 040 |
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|a Universidad Nacional Agraria
|b spa
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| 907 |
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|a H60
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| 911 |
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|a MS
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| 978 |
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|a EMF
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| 979 |
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|a 20-10-1997
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| 980 |
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|a EMF
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| 981 |
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|a 09-10-2012
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| 991 |
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|a GRANOS-NI
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| 991 |
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|a DOC
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| 991 |
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|a TESISIN
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| 991 |
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|a SWEDEN
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| 035 |
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|a 007489
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| 041 |
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|a eng
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| 092 |
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|a T H60 V181e
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| 100 |
1 |
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|a Valle Gómez, N.
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| 245 |
1 |
0 |
|a Effect of tillage system and presence of weeds on the abundance of Dalbulus maidis delong wolcott (Homoptera: cicadellidae) and the incidence of stunt disease in maize
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| 260 |
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|a Managua (Nicaragua) :
|b ,
|c 1997
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| 264 |
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|a Managua (Nicaragua) :
|b ,
|c 1997
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| 300 |
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|a 34 p.
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| 490 |
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|a Crop Production Science (Nicaragua)
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| 500 |
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|a Ilus.; 49 ref.
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| 520 |
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|a Sumarios (Es, En)
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| 502 |
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|a Tesis (Mag Sc)
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| 650 |
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7 |
|a ZEA MAYS
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| 650 |
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7 |
|a DALBULUS MAIDIS
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| 650 |
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7 |
|a MALEZAS
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| 650 |
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7 |
|a CERO-LABRANZA
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| 650 |
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7 |
|a ENFERMEDADES DE LAS PLANTAS
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| 650 |
|
7 |
|a NICARAGUA
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| 653 |
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|a ENFERMEDADES Y PLAGAS
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| 653 |
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|a ACHAPARRAMIENTO
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| 942 |
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|c BK
|2 agris
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| 952 |
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|a 01
|b 01
|8 CG
|c CG
|y BK
|p D0986/97c01
|o T H60 V181e
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| 952 |
|
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|a 01
|b 01
|8 CG
|c CG
|y BK
|p D0987/97c02
|o T H60 V181e
|
| 952 |
|
|
|a 01
|b 01
|8 CG
|c CG
|y BK
|p D1660/97c03
|o T H60 V181e
|
| 952 |
|
|
|a 01
|b 01
|8 CG
|c CG
|y BK
|p D3030/04c04
|o T H60 V181e
|