La compañía de semillas híbridas de cebollas.
mag(1997)
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botany,crops,production,plant anatomy,blight,plant breeding,epidemiology,plant protection,salinity,minimum tillage,adaptation,marketing,ploughing,technology,industrialisation,cash crops,fungicides,hybrids,magnesio,ornamental plants,parasite,sowing,integrated pest management,aetiology,biological control,phenology,sustainability,databases,hydraulic structures,mechanization,trace elements,life cycle,sol,fertilisation,cost benefit analysis,humus,industrialization,slugs,vegetative propagation,chemical composition,cost analysis,production factors,growth,transport,crop yield,magnesium,pest control,varieties,reforestation,seed,quality controls,irrigation
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