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171212b1969 sq ||||| |||| 00| 0 spa d |
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|b spa
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|a eng
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| 082 |
0 |
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|a 631.8
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| 110 |
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|a International Potash Institute
|9 216944
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| 245 |
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|a Transition from extensive to intensive agriculture with fertilizers
|c International Potash Institute
|h imp
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| 264 |
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|a Bern
|b International Potash Institute
|c 1969
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| 300 |
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|a 282 páginas:
|b ilu
|c 23 cm
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| 490 |
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|a International Potash Institute
|n no. 7
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| 500 |
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|a Proceding of the vii Colloquium of the International Potash Institute held in Israel 1969
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| 505 |
0 |
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|a Attaining maximum yield.-- Irrigación and nutrient uptake.-- Interaction between nutrition and other factors of plant growth
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| 650 |
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|9 216902
|a Fertilizers
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| 650 |
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|9 1775
|a Fertilizantes
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| 650 |
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|9 1206
|a Agricultura
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| 650 |
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|9 38188
|a Irrigacion
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| 942 |
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|c CR
|z denisse.artiles@ucuenca.edu.ec
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| 999 |
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|c 153262
|d 153262
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