The necessity for organic matter and the preparation and use of organic manures.
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| Main Authors: | , |
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| Format: | Texto biblioteca |
| Language: | |
| Published: |
1960
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| Subjects: | ORGANIC FERTILIZERS, ORGANIC MATTER, PLANTS, NUTRIENTS, FARMYARD MANURE, HYGIENE, SEWERAGE, IRRIGATION, SEWAGE SLUDGE, WASTEWATER TREATMENT, ENGRAIS ORGANIQUE, MATIERE ORGANIQUE, ABONOS ORGANICOS, MATERIA ORGANICA, PLANTE, SUBSTANCE NUTRITIVE, FUMIER, EVACUATION DES EAUX USEES, BOUE RESIDUAIRE, TRAITEMENT DES EAUX USEES, PLANTAS, NUTRIENTES, ESTIERCOL, HIGIENE, EVACUACION DE AGUAS RESIDUALES, RIEGO, LODOS RESIDUALES, TRATAMIENTO DE AGUAS RESIDUALES, |
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