Yield response of yam (Dioscorea rotundata Poir.) to inoculation with Azotobacter and nitrogen chemical fertilization in the Caribbean region of Colombia

In previous studies, we collected roots and soils associated with yam crops (Dioscorea rotundata Poir.) along the Caribbean region of Colombia from which several strains of Azotobacter chroococcum and Azotobacter vinelandii were identified, which in laboratory and nursery studies showed growth promo...

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