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| LEADER |
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Ucuenca |
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|c UCuenca
|e rda
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| 041 |
0 |
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|a spa
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|a 630
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| 110 |
1 |
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|a International Potash Institute
|9 216944
|
| 245 |
|
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|a Agricultural yield potentials in continental climates
|c International Potash Institute
|
| 264 |
|
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|a Bern
|b International Potash Institute
|c 1981
|
| 300 |
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|a 295 páginas:
|b ilu
|c 22.5
|
| 336 |
|
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|2 rdacontent
|a texto
|b txt
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| 337 |
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|2 rdamedia
|a no mediado
|b n
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| 338 |
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|2 rdacarrier
|a volumen
|b nc
|
| 490 |
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|a International Potash Institute
|n no. 16
|
| 505 |
0 |
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|a Role of roots in yield formation.-- Microbiological activity and soil fertility.-- Producction systems for maximun yields
|
| 650 |
|
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|9 156
|a Clima
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| 650 |
|
0 |
|a Producción agrícola
|9 12424
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| 650 |
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|9 71552
|a Fertilidad de suelos
|
| 942 |
|
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|c CR
|z denisse.artiles@ucuenca.edu.ec
|2 ddc
|