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Study of effectiviness of reclamation plans for decayed areas (PRADs) of iron ore...

Phosphorus availability in Amazonian soils amended with phosphate fertilizers

The inhibitory effect of soil micro-organisms on ectomycorrhizal development of Eucalyptus...

Growth and nutrient uptake in five dry bean (Phaseolus vulgaris L.) cultivars

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Green manure with legumes in crop rotation with sugar cane (Saccharum spp)

RATIONAL USE OF POWER PLANTS IN THE NORTHERN REGION OF ECUADOR

Constrution of a vector to transform yeast by CAN1 gene disruption