The significance of organic materials to Egyptian agriculture and maintenance of soil productivity
Illus.
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Format: | Texto biblioteca |
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Rome (Italy) FAO
1982
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Subjects: | FAO SIDA, ORGANIC FERTILIZERS, CHEMICAL COMPOSITION, ORGANIC MATTER, COMPOSTS, CROP RESIDUES, STRAW, FERTILIZERS, ENGRAIS ORGANIQUE, ABONOS ORGANICOS, COMPOSITION CHIMIQUE, MATIERE ORGANIQUE, COMPOST, RESIDU DE RECOLTE, PAILLE, ENGRAIS, COMPOSICION QUIMICA, MATERIA ORGANICA, RESIDUOS DE COSECHAS, PAJA, ABONOS, |
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