Maintenance of irrigation pumps
35 mm positive film, 66 frames, colour, text 35 p. + 1 sound cassette in En
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Format: | Texto biblioteca |
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Rome (Italy) FAO
1978
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Subjects: | EXTENSION ACTIVITIES, MAINTENANCE, PUMPS, IRRIGATION, AUDIOVISUAL AIDS, VULGARISATION, ENTRETIEN, POMPE, EXTENSION, MANTENIMIENTO, BOMBAS, RIEGO, MOYEN AUDIOVISUEL, MEDIOS AUDIOVISUALES, |
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